www/waterfox: update to 56.1.0.89

Changes:	https://github.com/MrAlex94/Waterfox/compare/56.1.0...2bb1a86e5dbd6

1 files changed, 0 insertions, 763 deletions

diff --git a/www/waterfox/files/patch-servo18046 b/www/waterfox/files/patch-servo18046
deleted file mode 100644
index 574e91f8831f..000000000000
--- a/www/waterfox/files/patch-servo18046
+++ /dev/null
@@ -1,763 +0,0 @@
-commit ea9c8db790e4
-Author: Simon Sapin <simon.sapin@exyr.org>
-Date:   Tue Aug 15 07:31:04 2017 -0500
-
-    servo: Merge #18046 - Upgrade to rustc 1.21.0-nightly (13d94d5fa 2017-08-10) (from servo:rustup); r=emilio
-    
-    Source-Repo: https://github.com/servo/servo
-    Source-Revision: 7d9b82b9efa7b10a2e34d93df5ac535d99518f7a
-    
-    --HG--
-    extra : subtree_source : https%3A//hg.mozilla.org/projects/converted-servo-linear
-    extra : subtree_revision : e1b3d113c3edaea3c4c07f8b206f2e02922e3caf
----
- servo/Cargo.lock                                   |  6 +++---
- servo/components/devtools/lib.rs                   |  2 +-
- servo/components/layout/animation.rs               |  2 +-
- servo/components/layout/construct.rs               |  6 +++---
- servo/components/layout/display_list_builder.rs    |  2 +-
- servo/components/layout/flex.rs                    |  6 +++---
- servo/components/layout/inline.rs                  |  4 ++--
- servo/components/layout/sequential.rs              |  2 +-
- servo/components/layout/table_cell.rs              |  2 +-
- servo/components/layout/text.rs                    |  2 +-
- servo/components/net/cookie_storage.rs             |  2 +-
- servo/components/profile/heartbeats.rs             |  4 ++--
- servo/components/script/dom/bindings/js.rs         |  4 ++--
- servo/components/script/dom/cssstyledeclaration.rs |  8 ++++----
- servo/components/script/dom/cssstylerule.rs        |  2 +-
- servo/components/script/dom/document.rs            | 12 ++++++------
- servo/components/script/dom/medialist.rs           |  4 ++--
- servo/components/script/dom/range.rs               |  4 ++--
- .../script/dom/servoparser/async_html.rs           |  4 ++--
- servo/components/script/dom/url.rs                 |  4 ++--
- servo/components/script/dom/vrdisplay.rs           |  2 +-
- .../components/script/dom/webglrenderingcontext.rs |  2 +-
- servo/components/script/dom/xmlhttprequest.rs      |  2 +-
- servo/components/script/lib.rs                     |  1 -
- .../script_plugins/unrooted_must_root.rs           | 22 +++++++++++++++-------
- servo/components/selectors/matching.rs             |  2 +-
- servo/components/selectors/parser.rs               |  2 +-
- .../style/invalidation/element/invalidator.rs      |  2 +-
- servo/components/style/matching.rs                 |  2 +-
- .../components/style/properties/properties.mako.rs |  2 +-
- servo/components/style/style_adjuster.rs           |  2 +-
- servo/components/style/style_resolver.rs           |  2 +-
- servo/components/style/stylesheets/rule_list.rs    |  2 +-
- servo/components/style/stylesheets/rule_parser.rs  |  2 +-
- .../components/style/stylesheets/rules_iterator.rs |  2 +-
- servo/components/style/values/animated/color.rs    |  2 +-
- servo/components/style/values/computed/border.rs   |  2 +-
- servo/components/webdriver_server/lib.rs           |  2 +-
- servo/rust-commit-hash                             |  2 +-
- servo/tests/unit/style/stylist.rs                  | 13 -------------
- 40 files changed, 73 insertions(+), 79 deletions(-)
-
-diff --git servo/Cargo.lock servo/Cargo.lock
-index 50dd6e1a785a..2aa7bd8ea3dd 100644
---- servo/Cargo.lock
-+++ servo/Cargo.lock
-@@ -3577,7 +3577,7 @@ version = "0.1.4"
- source = "registry+https://github.com/rust-lang/crates.io-index"
- dependencies = [
-  "error-chain 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
-- "xcb 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
-+ "xcb 0.7.7 (registry+https://github.com/rust-lang/crates.io-index)",
- ]
- 
- [[package]]
-@@ -3592,7 +3592,7 @@ dependencies = [
- 
- [[package]]
- name = "xcb"
--version = "0.7.6"
-+version = "0.7.7"
- source = "registry+https://github.com/rust-lang/crates.io-index"
- dependencies = [
-  "libc 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
-@@ -3918,7 +3918,7 @@ dependencies = [
- "checksum x11 2.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "db27c597c187da52194a4b8232e7d869503911aab9ff726fefb76d7a830f78ed"
- "checksum x11-clipboard 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "731230b8edcbb9d99247105e4c9ec0a538594d50ad68d2afa8662195f9db2973"
- "checksum x11-dl 2.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "326c500cdc166fd7c70dd8c8a829cd5c0ce7be5a5d98c25817de2b9bdc67faf8"
--"checksum xcb 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)" = "63e3a849b73e4e1905e4f4d48f1750429bc86ea9f473632ab382a6f69ecb6b33"
-+"checksum xcb 0.7.7 (registry+https://github.com/rust-lang/crates.io-index)" = "7cede38417fcdf2f0a9d8abf1cea1c1b066320a8a316e9583a0d717c334fafb2"
- "checksum xdg 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a66b7c2281ebde13cf4391d70d4c7e5946c3c25e72a7b859ca8f677dcd0b0c61"
- "checksum xi-unicode 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "12ea8eda4b1eb72f02d148402e23832d56a33f55d8c1b2d5bcdde91d79d47cb1"
- "checksum xml-rs 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7ec6c39eaa68382c8e31e35239402c0a9489d4141a8ceb0c716099a0b515b562"
-diff --git servo/components/devtools/lib.rs servo/components/devtools/lib.rs
-index d5a2764a7102..6a25696eaed7 100644
---- servo/components/devtools/lib.rs
-+++ servo/components/devtools/lib.rs
-@@ -306,7 +306,7 @@ fn run_server(sender: Sender<DevtoolsControlMsg>,
-                 columnNumber: console_message.columnNumber,
-             },
-         };
--        for mut stream in &mut *console_actor.streams.borrow_mut() {
-+        for stream in &mut *console_actor.streams.borrow_mut() {
-             stream.write_json_packet(&msg);
-         }
-     }
-diff --git servo/components/layout/animation.rs servo/components/layout/animation.rs
-index e4a2782c1271..ebbba82fcc6a 100644
---- servo/components/layout/animation.rs
-+++ servo/components/layout/animation.rs
-@@ -39,7 +39,7 @@ pub fn update_animation_state(constellation_chan: &IpcSender<ConstellationMsg>,
-             // run.
-             if let Some(ref mut animations) = running_animations.get_mut(node) {
-                 // TODO: This being linear is probably not optimal.
--                for mut anim in animations.iter_mut() {
-+                for anim in animations.iter_mut() {
-                     if let Animation::Keyframes(_, ref anim_name, ref mut anim_state) = *anim {
-                         if *name == *anim_name {
-                             debug!("update_animation_state: Found other animation {}", name);
-diff --git servo/components/layout/construct.rs servo/components/layout/construct.rs
-index c863219941e4..7ef391b42183 100644
---- servo/components/layout/construct.rs
-+++ servo/components/layout/construct.rs
-@@ -1921,7 +1921,7 @@ impl Legalizer {
-     /// true for anonymous block children of flex flows.
-     fn try_to_add_child(&mut self, context: &SharedStyleContext, parent: &mut FlowRef, child: &mut FlowRef)
-                         -> bool {
--        let mut parent = self.stack.last_mut().unwrap_or(parent);
-+        let parent = self.stack.last_mut().unwrap_or(parent);
-         let (parent_class, child_class) = (parent.class(), child.class());
-         match (parent_class, child_class) {
-             (FlowClass::TableWrapper, FlowClass::Table) |
-@@ -1962,7 +1962,7 @@ impl Legalizer {
-                     } else {
-                         IS_BLOCK_FLEX_ITEM
-                     };
--                    let mut block = FlowRef::deref_mut(&mut block_wrapper).as_mut_block();
-+                    let block = FlowRef::deref_mut(&mut block_wrapper).as_mut_block();
-                     block.base.flags.insert(MARGINS_CANNOT_COLLAPSE);
-                     block.fragment.flags.insert(flag);
-                 }
-@@ -1979,7 +1979,7 @@ impl Legalizer {
-                     } else {
-                         IS_BLOCK_FLEX_ITEM
-                     };
--                    let mut block = FlowRef::deref_mut(child).as_mut_block();
-+                    let block = FlowRef::deref_mut(child).as_mut_block();
-                     block.base.flags.insert(MARGINS_CANNOT_COLLAPSE);
-                     block.fragment.flags.insert(flag);
-                 }
-diff --git servo/components/layout/display_list_builder.rs servo/components/layout/display_list_builder.rs
-index f8b26899b57d..783574afd2a3 100644
---- servo/components/layout/display_list_builder.rs
-+++ servo/components/layout/display_list_builder.rs
-@@ -2718,7 +2718,7 @@ impl InlineFlowDisplayListBuilding for InlineFlow {
-         self.base.scroll_root_id = Some(state.current_scroll_root_id);
-         self.base.clip = state.clip_stack.last().cloned().unwrap_or_else(max_rect);
- 
--        for mut fragment in self.fragments.fragments.iter_mut() {
-+        for fragment in self.fragments.fragments.iter_mut() {
-             let previous_containing_block_scroll_root_id = state.containing_block_scroll_root_id;
-             if establishes_containing_block_for_absolute(fragment.style.get_box().position) {
-                 state.containing_block_scroll_root_id = state.current_scroll_root_id;
-diff --git servo/components/layout/flex.rs servo/components/layout/flex.rs
-index 353c939f58b9..d79580f8cd0d 100644
---- servo/components/layout/flex.rs
-+++ servo/components/layout/flex.rs
-@@ -415,7 +415,7 @@ impl FlexFlow {
- 
-         let items = &mut self.items[start..];
-         let mut children = self.block_flow.base.children.random_access_mut();
--        for mut item in items {
-+        for item in items {
-             let kid = children.get(item.index);
-             item.init_sizes(kid, container_size, self.main_mode);
-             let outer_main_size = item.outer_main_size(kid, self.main_mode);
-@@ -607,7 +607,7 @@ impl FlexFlow {
- 
-             let mut children = self.block_flow.base.children.random_access_mut();
-             for item in items.iter_mut() {
--                let mut block = children.get(item.index).as_mut_block();
-+                let block = children.get(item.index).as_mut_block();
- 
-                 block.base.block_container_writing_mode = container_mode;
-                 block.base.block_container_inline_size = inline_size;
-@@ -659,7 +659,7 @@ impl FlexFlow {
- 
-         let mut children = self.block_flow.base.children.random_access_mut();
-         for item in &mut self.items {
--            let mut base = flow::mut_base(children.get(item.index));
-+            let base = flow::mut_base(children.get(item.index));
-             if !self.main_reverse {
-                 base.position.start.b = cur_b;
-                 cur_b = cur_b + base.position.size.block;
-diff --git servo/components/layout/inline.rs servo/components/layout/inline.rs
-index d5813d9bea22..10e091c3c66d 100644
---- servo/components/layout/inline.rs
-+++ servo/components/layout/inline.rs
-@@ -435,7 +435,7 @@ impl LineBreaker {
-             return
-         }
-         let last_fragment_index = self.pending_line.range.end() - FragmentIndex(1);
--        let mut fragment = &mut self.new_fragments[last_fragment_index.get() as usize];
-+        let fragment = &mut self.new_fragments[last_fragment_index.get() as usize];
- 
-         let old_fragment_inline_size = fragment.border_box.size.inline;
- 
-@@ -1047,7 +1047,7 @@ impl InlineFlow {
-         let space_per_expansion_opportunity = slack_inline_size / expansion_opportunities as i32;
-         for fragment_index in line.range.each_index() {
-             let fragment = fragments.get_mut(fragment_index.to_usize());
--            let mut scanned_text_fragment_info = match fragment.specific {
-+            let scanned_text_fragment_info = match fragment.specific {
-                 SpecificFragmentInfo::ScannedText(ref mut info) if !info.range.is_empty() => info,
-                 _ => continue
-             };
-diff --git servo/components/layout/sequential.rs servo/components/layout/sequential.rs
-index f6f8ce429e4f..4986ebb6c852 100644
---- servo/components/layout/sequential.rs
-+++ servo/components/layout/sequential.rs
-@@ -133,7 +133,7 @@ pub fn store_overflow(layout_context: &LayoutContext, flow: &mut Flow) {
-         return;
-     }
- 
--    for mut kid in flow::mut_base(flow).child_iter_mut() {
-+    for kid in flow::mut_base(flow).child_iter_mut() {
-         store_overflow(layout_context, kid);
-     }
- 
-diff --git servo/components/layout/table_cell.rs servo/components/layout/table_cell.rs
-index 7ef02e28db65..fd807989b463 100644
---- servo/components/layout/table_cell.rs
-+++ servo/components/layout/table_cell.rs
-@@ -136,7 +136,7 @@ impl TableCellFlow {
-         }
- 
-         for kid in flow::mut_base(self).children.iter_mut() {
--            let mut kid_base = flow::mut_base(kid);
-+            let kid_base = flow::mut_base(kid);
-             if !kid_base.flags.contains(IS_ABSOLUTELY_POSITIONED) {
-                 kid_base.position.start.b += offset
-             }
-diff --git servo/components/layout/text.rs servo/components/layout/text.rs
-index 6e1c7b2a43a1..9a207a2bb84e 100644
---- servo/components/layout/text.rs
-+++ servo/components/layout/text.rs
-@@ -460,7 +460,7 @@ fn split_first_fragment_at_newline_if_necessary(fragments: &mut LinkedList<Fragm
-     }
- 
-     let new_fragment = {
--        let mut first_fragment = fragments.front_mut().unwrap();
-+        let first_fragment = fragments.front_mut().unwrap();
-         let string_before;
-         let selection_before;
-         {
-diff --git servo/components/net/cookie_storage.rs servo/components/net/cookie_storage.rs
-index f255f57b56d2..b3147ef4dd32 100644
---- servo/components/net/cookie_storage.rs
-+++ servo/components/net/cookie_storage.rs
-@@ -103,7 +103,7 @@ impl CookieStorage {
- 
-         // Step 12
-         let domain = reg_host(&cookie.cookie.domain().as_ref().unwrap_or(&""));
--        let mut cookies = self.cookies_map.entry(domain).or_insert(vec![]);
-+        let cookies = self.cookies_map.entry(domain).or_insert(vec![]);
- 
-         if cookies.len() == self.max_per_host {
-             let old_len = cookies.len();
-diff --git servo/components/profile/heartbeats.rs servo/components/profile/heartbeats.rs
-index 4661dad61836..0d474fe3a111 100644
---- servo/components/profile/heartbeats.rs
-+++ servo/components/profile/heartbeats.rs
-@@ -33,7 +33,7 @@ pub fn cleanup() {
-         )
-     );
-     if let Some(mut hbs) = hbs_opt_box {
--        for (_, mut v) in hbs.iter_mut() {
-+        for (_, v) in hbs.iter_mut() {
-             // log any remaining heartbeat records before dropping
-             log_heartbeat_records(v);
-         }
-@@ -65,7 +65,7 @@ pub fn maybe_heartbeat(category: &ProfilerCategory,
-                 if !(*hbs_ptr).contains_key(category) {
-                     maybe_create_heartbeat(&mut (*hbs_ptr), category.clone());
-                 }
--                if let Some(mut h) = (*hbs_ptr).get_mut(category) {
-+                if let Some(h) = (*hbs_ptr).get_mut(category) {
-                     (*h).heartbeat(0, 1, start_time, end_time, start_energy, end_energy);
-                 }
-             }
-diff --git servo/components/script/dom/bindings/js.rs servo/components/script/dom/bindings/js.rs
-index 975ddeda13b0..abfd9f47eff1 100644
---- servo/components/script/dom/bindings/js.rs
-+++ servo/components/script/dom/bindings/js.rs
-@@ -469,7 +469,7 @@ impl RootCollection {
-     /// Start tracking a stack-based root
-     unsafe fn root(&self, untracked_reflector: *const Reflector) {
-         debug_assert!(thread_state::get().is_script());
--        let mut roots = &mut *self.roots.get();
-+        let roots = &mut *self.roots.get();
-         roots.push(untracked_reflector);
-         assert!(!(*untracked_reflector).get_jsobject().is_null())
-     }
-@@ -479,7 +479,7 @@ impl RootCollection {
-         assert!(!tracked_reflector.is_null());
-         assert!(!(*tracked_reflector).get_jsobject().is_null());
-         debug_assert!(thread_state::get().is_script());
--        let mut roots = &mut *self.roots.get();
-+        let roots = &mut *self.roots.get();
-         match roots.iter().rposition(|r| *r == tracked_reflector) {
-             Some(idx) => {
-                 roots.remove(idx);
-diff --git servo/components/script/dom/cssstyledeclaration.rs servo/components/script/dom/cssstyledeclaration.rs
-index 0732c9af9e45..ddf085b34913 100644
---- servo/components/script/dom/cssstyledeclaration.rs
-+++ servo/components/script/dom/cssstyledeclaration.rs
-@@ -238,7 +238,7 @@ impl CSSStyleDeclaration {
-             return Err(Error::NoModificationAllowed);
-         }
- 
--        self.owner.mutate_associated_block(|ref mut pdb, mut changed| {
-+        self.owner.mutate_associated_block(|pdb, changed| {
-             if value.is_empty() {
-                 // Step 3
-                 *changed = pdb.remove_property(&id);
-@@ -360,7 +360,7 @@ impl CSSStyleDeclarationMethods for CSSStyleDeclaration {
-             _ => return Ok(()),
-         };
- 
--        self.owner.mutate_associated_block(|ref mut pdb, mut changed| {
-+        self.owner.mutate_associated_block(|pdb, changed| {
-             // Step 5 & 6
-             *changed = pdb.set_importance(&id, importance);
-         });
-@@ -388,7 +388,7 @@ impl CSSStyleDeclarationMethods for CSSStyleDeclaration {
-         };
- 
-         let mut string = String::new();
--        self.owner.mutate_associated_block(|mut pdb, mut changed| {
-+        self.owner.mutate_associated_block(|pdb, changed| {
-             pdb.property_value_to_css(&id, &mut string).unwrap();
-             *changed = pdb.remove_property(&id);
-         });
-@@ -438,7 +438,7 @@ impl CSSStyleDeclarationMethods for CSSStyleDeclaration {
-         }
- 
-         let quirks_mode = window.Document().quirks_mode();
--        self.owner.mutate_associated_block(|mut pdb, mut _changed| {
-+        self.owner.mutate_associated_block(|pdb, _changed| {
-             // Step 3
-             *pdb = parse_style_attribute(&value,
-                                          &self.owner.base_url(),
-diff --git servo/components/script/dom/cssstylerule.rs servo/components/script/dom/cssstylerule.rs
-index ea121ef900a9..12e9cdcc8694 100644
---- servo/components/script/dom/cssstylerule.rs
-+++ servo/components/script/dom/cssstylerule.rs
-@@ -99,7 +99,7 @@ impl CSSStyleRuleMethods for CSSStyleRule {
-         if let Ok(mut s) = SelectorList::parse(&parser, &mut css_parser) {
-             // This mirrors what we do in CSSStyleOwner::mutate_associated_block.
-             let mut guard = self.cssrule.shared_lock().write();
--            let mut stylerule = self.stylerule.write_with(&mut guard);
-+            let stylerule = self.stylerule.write_with(&mut guard);
-             mem::swap(&mut stylerule.selectors, &mut s);
-             // It seems like we will want to avoid having to invalidate all
-             // stylesheets eventually!
-diff --git servo/components/script/dom/document.rs servo/components/script/dom/document.rs
-index 90ea06fbe7b4..71bb02eaa364 100644
---- servo/components/script/dom/document.rs
-+++ servo/components/script/dom/document.rs
-@@ -633,7 +633,7 @@ impl Document {
-         // reset_form_owner_for_listeners -> reset_form_owner -> GetElementById
-         {
-             let mut id_map = self.id_map.borrow_mut();
--            let mut elements = id_map.entry(id.clone()).or_insert(Vec::new());
-+            let elements = id_map.entry(id.clone()).or_insert(Vec::new());
-             elements.insert_pre_order(element, root.r().upcast::<Node>());
-         }
-         self.reset_form_owner_for_listeners(&id);
-@@ -642,7 +642,7 @@ impl Document {
-     pub fn register_form_id_listener<T: ?Sized + FormControl>(&self, id: DOMString, listener: &T) {
-         let mut map = self.form_id_listener_map.borrow_mut();
-         let listener = listener.to_element();
--        let mut set = map.entry(Atom::from(id)).or_insert(HashSet::new());
-+        let set = map.entry(Atom::from(id)).or_insert(HashSet::new());
-         set.insert(JS::from_ref(listener));
-     }
- 
-@@ -1572,7 +1572,7 @@ impl Document {
-     /// https://html.spec.whatwg.org/multipage/#dom-window-cancelanimationframe
-     pub fn cancel_animation_frame(&self, ident: u32) {
-         let mut list = self.animation_frame_list.borrow_mut();
--        if let Some(mut pair) = list.iter_mut().find(|pair| pair.0 == ident) {
-+        if let Some(pair) = list.iter_mut().find(|pair| pair.0 == ident) {
-             pair.1 = None;
-         }
-     }
-@@ -2399,7 +2399,7 @@ impl Document {
-         if entry.snapshot.is_none() {
-             entry.snapshot = Some(Snapshot::new(el.html_element_in_html_document()));
-         }
--        let mut snapshot = entry.snapshot.as_mut().unwrap();
-+        let snapshot = entry.snapshot.as_mut().unwrap();
-         if snapshot.state.is_none() {
-             snapshot.state = Some(el.state());
-         }
-@@ -2426,7 +2426,7 @@ impl Document {
-             entry.hint.insert(RESTYLE_SELF);
-         }
- 
--        let mut snapshot = entry.snapshot.as_mut().unwrap();
-+        let snapshot = entry.snapshot.as_mut().unwrap();
-         if attr.local_name() == &local_name!("id") {
-             snapshot.id_changed = true;
-         } else if attr.local_name() == &local_name!("class") {
-@@ -4028,7 +4028,7 @@ impl PendingInOrderScriptVec {
- 
-     fn loaded(&self, element: &HTMLScriptElement, result: ScriptResult) {
-         let mut scripts = self.scripts.borrow_mut();
--        let mut entry = scripts.iter_mut().find(|entry| &*entry.element == element).unwrap();
-+        let entry = scripts.iter_mut().find(|entry| &*entry.element == element).unwrap();
-         entry.loaded(result);
-     }
- 
-diff --git servo/components/script/dom/medialist.rs servo/components/script/dom/medialist.rs
-index 0064d0445095..ae20f5aa0422 100644
---- servo/components/script/dom/medialist.rs
-+++ servo/components/script/dom/medialist.rs
-@@ -63,7 +63,7 @@ impl MediaListMethods for MediaList {
-     // https://drafts.csswg.org/cssom/#dom-medialist-mediatext
-     fn SetMediaText(&self, value: DOMString) {
-         let mut guard = self.shared_lock().write();
--        let mut media_queries = self.media_queries.write_with(&mut guard);
-+        let media_queries = self.media_queries.write_with(&mut guard);
-         // Step 2
-         if value.is_empty() {
-             // Step 1
-@@ -154,7 +154,7 @@ impl MediaListMethods for MediaList {
-         // Step 3
-         let m_serialized = m.unwrap().to_css_string();
-         let mut guard = self.shared_lock().write();
--        let mut media_list = self.media_queries.write_with(&mut guard);
-+        let media_list = self.media_queries.write_with(&mut guard);
-         let new_vec = media_list.media_queries.drain(..)
-                                 .filter(|q| m_serialized != q.to_css_string())
-                                 .collect();
-diff --git servo/components/script/dom/range.rs servo/components/script/dom/range.rs
-index fa849a0fc1a2..1e65caedc9dd 100644
---- servo/components/script/dom/range.rs
-+++ servo/components/script/dom/range.rs
-@@ -1049,7 +1049,7 @@ impl WeakRangeVec {
-         let offset = context.index();
-         let parent = context.parent;
-         unsafe {
--            let mut ranges = &mut *self.cell.get();
-+            let ranges = &mut *self.cell.get();
- 
-             ranges.update(|entry| {
-                 let range = entry.root().unwrap();
-@@ -1076,7 +1076,7 @@ impl WeakRangeVec {
-         }
- 
-         unsafe {
--            let mut ranges = &mut *self.cell.get();
-+            let ranges = &mut *self.cell.get();
- 
-             ranges.update(|entry| {
-                 let range = entry.root().unwrap();
-diff --git servo/components/script/dom/servoparser/async_html.rs servo/components/script/dom/servoparser/async_html.rs
-index 59411fda1c73..70d2008f49f6 100644
---- servo/components/script/dom/servoparser/async_html.rs
-+++ servo/components/script/dom/servoparser/async_html.rs
-@@ -568,7 +568,7 @@ impl TreeSink for Sink {
-         }
-         let node = self.new_parse_node();
-         {
--            let mut data = self.get_parse_node_data_mut(&target.id);
-+            let data = self.get_parse_node_data_mut(&target.id);
-             data.contents = Some(node.clone());
-         }
-         self.send_op(ParseOperation::GetTemplateContents { target: target.id, contents: node.id });
-@@ -596,7 +596,7 @@ impl TreeSink for Sink {
-         let mut node = self.new_parse_node();
-         node.qual_name = Some(name.clone());
-         {
--            let mut node_data = self.get_parse_node_data_mut(&node.id);
-+            let node_data = self.get_parse_node_data_mut(&node.id);
-             node_data.is_integration_point = html_attrs.iter()
-             .any(|attr| {
-                 let attr_value = &String::from(attr.value.clone());
-diff --git servo/components/script/dom/url.rs servo/components/script/dom/url.rs
-index a02a735638fc..41de4dcc0c72 100644
---- servo/components/script/dom/url.rs
-+++ servo/components/script/dom/url.rs
-@@ -96,8 +96,8 @@ impl URL {
- 
-     // https://w3c.github.io/FileAPI/#dfn-createObjectURL
-     pub fn CreateObjectURL(global: &GlobalScope, blob: &Blob) -> DOMString {
--        /// XXX: Second field is an unicode-serialized Origin, it is a temporary workaround
--        ///      and should not be trusted. See issue https://github.com/servo/servo/issues/11722
-+        // XXX: Second field is an unicode-serialized Origin, it is a temporary workaround
-+        //      and should not be trusted. See issue https://github.com/servo/servo/issues/11722
-         let origin = get_blob_origin(&global.get_url());
- 
-         let id = blob.get_blob_url_id();
-diff --git servo/components/script/dom/vrdisplay.rs servo/components/script/dom/vrdisplay.rs
-index 3f73a577fad7..54f06fb928f2 100644
---- servo/components/script/dom/vrdisplay.rs
-+++ servo/components/script/dom/vrdisplay.rs
-@@ -268,7 +268,7 @@ impl VRDisplayMethods for VRDisplay {
-     fn CancelAnimationFrame(&self, handle: u32) {
-         if self.presenting.get() {
-             let mut list = self.raf_callback_list.borrow_mut();
--            if let Some(mut pair) = list.iter_mut().find(|pair| pair.0 == handle) {
-+            if let Some(pair) = list.iter_mut().find(|pair| pair.0 == handle) {
-                 pair.1 = None;
-             }
-         } else {
-diff --git servo/components/script/dom/webglrenderingcontext.rs servo/components/script/dom/webglrenderingcontext.rs
-index 73d4ddba1b90..62c92b42785c 100644
---- servo/components/script/dom/webglrenderingcontext.rs
-+++ servo/components/script/dom/webglrenderingcontext.rs
-@@ -2434,7 +2434,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
-         }
- 
-         typedarray!(in(cx) let mut pixels_data: ArrayBufferView = pixels);
--        let (array_type, mut data) = match { pixels_data.as_mut() } {
-+        let (array_type, data) = match { pixels_data.as_mut() } {
-             Ok(data) => (data.get_array_type(), data.as_mut_slice()),
-             Err(_) => return Err(Error::Type("Not an ArrayBufferView".to_owned())),
-         };
-diff --git servo/components/script/dom/xmlhttprequest.rs servo/components/script/dom/xmlhttprequest.rs
-index 6ed2dda1851f..e6652d79d706 100644
---- servo/components/script/dom/xmlhttprequest.rs
-+++ servo/components/script/dom/xmlhttprequest.rs
-@@ -627,7 +627,7 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
- 
-                 if !content_type_set {
-                     let ct = request.headers.get_mut::<ContentType>();
--                    if let Some(mut ct) = ct {
-+                    if let Some(ct) = ct {
-                         if let Some(encoding) = encoding {
-                             for param in &mut (ct.0).2 {
-                                 if param.0 == MimeAttr::Charset {
-diff --git servo/components/script/lib.rs servo/components/script/lib.rs
-index e1a1ab592cb7..5824d6f2e490 100644
---- servo/components/script/lib.rs
-+++ servo/components/script/lib.rs
-@@ -9,7 +9,6 @@
- #![feature(mpsc_select)]
- #![feature(nonzero)]
- #![feature(on_unimplemented)]
--#![feature(option_entry)]
- #![feature(plugin)]
- #![feature(proc_macro)]
- #![feature(stmt_expr_attributes)]
-diff --git servo/components/script_plugins/unrooted_must_root.rs servo/components/script_plugins/unrooted_must_root.rs
-index 5dbd2b1a3bdd..f3f5e60ab62a 100644
---- servo/components/script_plugins/unrooted_must_root.rs
-+++ servo/components/script_plugins/unrooted_must_root.rs
-@@ -182,7 +182,7 @@ impl<'a, 'b, 'tcx> visit::Visitor<'tcx> for FnDefVisitor<'a, 'b, 'tcx> {
-         }
- 
-         match expr.node {
--            /// Trait casts from #[must_root] types are not allowed
-+            // Trait casts from #[must_root] types are not allowed
-             hir::ExprCast(ref subexpr, _) => require_rooted(cx, self.in_new_function, &*subexpr),
-             // This catches assignments... the main point of this would be to catch mutable
-             // references to `JS<T>`.
-@@ -206,13 +206,21 @@ impl<'a, 'b, 'tcx> visit::Visitor<'tcx> for FnDefVisitor<'a, 'b, 'tcx> {
-     fn visit_pat(&mut self, pat: &'tcx hir::Pat) {
-         let cx = self.cx;
- 
--        if let hir::PatKind::Binding(hir::BindingMode::BindByValue(_), _, _, _) = pat.node {
--            let ty = cx.tables.pat_ty(pat);
--            if is_unrooted_ty(cx, ty, self.in_new_function) {
--                cx.span_lint(UNROOTED_MUST_ROOT,
--                            pat.span,
--                            &format!("Expression of type {:?} must be rooted", ty))
-+        // We want to detect pattern bindings that move a value onto the stack.
-+        // When "default binding modes" https://github.com/rust-lang/rust/issues/42640
-+        // are implemented, the `Unannotated` case could cause false-positives.
-+        // These should be fixable by adding an explicit `ref`.
-+        match pat.node {
-+            hir::PatKind::Binding(hir::BindingAnnotation::Unannotated, _, _, _) |
-+            hir::PatKind::Binding(hir::BindingAnnotation::Mutable, _, _, _) => {
-+                let ty = cx.tables.pat_ty(pat);
-+                if is_unrooted_ty(cx, ty, self.in_new_function) {
-+                    cx.span_lint(UNROOTED_MUST_ROOT,
-+                                pat.span,
-+                                &format!("Expression of type {:?} must be rooted", ty))
-+                }
-             }
-+            _ => {}
-         }
- 
-         visit::walk_pat(self, pat);
-diff --git servo/components/selectors/matching.rs servo/components/selectors/matching.rs
-index 7bd9814d26fb..8f6b2fa6aa54 100644
---- servo/components/selectors/matching.rs
-+++ servo/components/selectors/matching.rs
-@@ -458,7 +458,7 @@ where
- /// Matches a complex selector.
- pub fn matches_complex_selector<E, F>(mut iter: SelectorIter<E::Impl>,
-                                       element: &E,
--                                      mut context: &mut LocalMatchingContext<E::Impl>,
-+                                      context: &mut LocalMatchingContext<E::Impl>,
-                                       flags_setter: &mut F)
-                                       -> bool
-     where E: Element,
-diff --git servo/components/selectors/parser.rs servo/components/selectors/parser.rs
-index 490399ce38ce..6b2c1f2b4e86 100644
---- servo/components/selectors/parser.rs
-+++ servo/components/selectors/parser.rs
-@@ -1464,7 +1464,7 @@ fn parse_negation<'i, 't, P, E, Impl>(parser: &P,
- fn parse_compound_selector<'i, 't, P, E, Impl>(
-     parser: &P,
-     input: &mut CssParser<'i, 't>,
--    mut builder: &mut SelectorBuilder<Impl>)
-+    builder: &mut SelectorBuilder<Impl>)
-     -> Result<bool, ParseError<'i, SelectorParseError<'i, E>>>
-     where P: Parser<'i, Impl=Impl, Error=E>, Impl: SelectorImpl
- {
-diff --git servo/components/style/invalidation/element/invalidator.rs servo/components/style/invalidation/element/invalidator.rs
-index 848c5cd13dc8..b8510ba3169b 100644
---- servo/components/style/invalidation/element/invalidator.rs
-+++ servo/components/style/invalidation/element/invalidator.rs
-@@ -154,7 +154,7 @@ impl<'a, 'b: 'a, E> TreeStyleInvalidator<'a, 'b, E>
-             trace!(" > visitedness change, force subtree restyle");
-             // We can't just return here because there may also be attribute
-             // changes as well that imply additional hints.
--            let mut data = self.data.as_mut().unwrap();
-+            let data = self.data.as_mut().unwrap();
-             data.restyle.hint.insert(RestyleHint::restyle_subtree());
-         }
- 
-diff --git servo/components/style/matching.rs servo/components/style/matching.rs
-index b62bc54bf768..f58d7cd123e6 100644
---- servo/components/style/matching.rs
-+++ servo/components/style/matching.rs
-@@ -440,7 +440,7 @@ pub trait MatchMethods : TElement {
-     fn finish_restyle(
-         &self,
-         context: &mut StyleContext<Self>,
--        mut data: &mut ElementData,
-+        data: &mut ElementData,
-         mut new_styles: ElementStyles,
-         important_rules_changed: bool,
-     ) -> ChildCascadeRequirement {
-diff --git servo/components/style/properties/properties.mako.rs servo/components/style/properties/properties.mako.rs
-index d98e173db5ba..81ff00fb6d5e 100644
---- servo/components/style/properties/properties.mako.rs
-+++ servo/components/style/properties/properties.mako.rs
-@@ -3364,7 +3364,7 @@ pub fn modify_border_style_for_inline_sides(style: &mut Arc<ComputedValues>,
-                 return;
-             }
-         }
--        let mut style = Arc::make_mut(style);
-+        let style = Arc::make_mut(style);
-         let border = Arc::make_mut(&mut style.border);
-         match side {
-             PhysicalSide::Left => {
-diff --git servo/components/style/style_adjuster.rs servo/components/style/style_adjuster.rs
-index 366641ebe0bc..6e51fa74072a 100644
---- servo/components/style/style_adjuster.rs
-+++ servo/components/style/style_adjuster.rs
-@@ -269,7 +269,7 @@ impl<'a, 'b: 'a> StyleAdjuster<'a, 'b> {
- 
-         if overflow_x != original_overflow_x ||
-            overflow_y != original_overflow_y {
--            let mut box_style = self.style.mutate_box();
-+            let box_style = self.style.mutate_box();
-             box_style.set_overflow_x(overflow_x);
-             box_style.set_overflow_y(overflow_y);
-         }
-diff --git servo/components/style/style_resolver.rs servo/components/style/style_resolver.rs
-index cf512c4fbdd2..3fc1d57cc8f7 100644
---- servo/components/style/style_resolver.rs
-+++ servo/components/style/style_resolver.rs
-@@ -247,7 +247,7 @@ where
-                         Some(&*primary_style.style)
-                     };
- 
--                for (i, mut inputs) in pseudo_array.iter_mut().enumerate() {
-+                for (i, inputs) in pseudo_array.iter_mut().enumerate() {
-                     if let Some(inputs) = inputs.take() {
-                         let pseudo = PseudoElement::from_eager_index(i);
-                         pseudo_styles.set(
-diff --git servo/components/style/stylesheets/rule_list.rs servo/components/style/stylesheets/rule_list.rs
-index 82e78015400d..14b3dc5e7696 100644
---- servo/components/style/stylesheets/rule_list.rs
-+++ servo/components/style/stylesheets/rule_list.rs
-@@ -150,7 +150,7 @@ impl CssRulesHelpers for RawOffsetArc<Locked<CssRules>> {
- 
-         {
-             let mut write_guard = lock.write();
--            let mut rules = self.write_with(&mut write_guard);
-+            let rules = self.write_with(&mut write_guard);
-             // Step 5
-             // Computes the maximum allowed parser state at a given index.
-             let rev_state = rules.0.get(index).map_or(State::Body, CssRule::rule_state);
-diff --git servo/components/style/stylesheets/rule_parser.rs servo/components/style/stylesheets/rule_parser.rs
-index 007d7e11026e..f0d224e498a7 100644
---- servo/components/style/stylesheets/rule_parser.rs
-+++ servo/components/style/stylesheets/rule_parser.rs
-@@ -209,7 +209,7 @@ impl<'a, 'i> AtRuleParser<'i> for TopLevelRuleParser<'a> {
-                 let id = register_namespace(&url)
-                     .map_err(|()| StyleParseError::UnspecifiedError)?;
- 
--                let mut namespaces = self.namespaces.as_mut().unwrap();
-+                let namespaces = self.namespaces.as_mut().unwrap();
- 
-                 let opt_prefix = if let Ok(prefix) = prefix_result {
-                     let prefix = Prefix::from(prefix.as_ref());
-diff --git servo/components/style/stylesheets/rules_iterator.rs servo/components/style/stylesheets/rules_iterator.rs
-index 95a3ab8b3885..65e1b637ae52 100644
---- servo/components/style/stylesheets/rules_iterator.rs
-+++ servo/components/style/stylesheets/rules_iterator.rs
-@@ -70,7 +70,7 @@ impl<'a, 'b, C> Iterator for RulesIterator<'a, 'b, C>
- 
-             let rule;
-             let sub_iter = {
--                let mut nested_iter = self.stack.last_mut().unwrap();
-+                let nested_iter = self.stack.last_mut().unwrap();
-                 rule = match nested_iter.next() {
-                     Some(r) => r,
-                     None => {
-diff --git servo/components/webdriver_server/lib.rs servo/components/webdriver_server/lib.rs
-index bd2f667f9892..28a4885f0d41 100644
---- servo/components/webdriver_server/lib.rs
-+++ servo/components/webdriver_server/lib.rs
-@@ -702,7 +702,7 @@ impl Handler {
-     fn handle_set_timeouts(&mut self,
-                            parameters: &TimeoutsParameters)
-                            -> WebDriverResult<WebDriverResponse> {
--        let mut session = self.session
-+        let session = self.session
-             .as_mut()
-             .ok_or(WebDriverError::new(ErrorStatus::SessionNotCreated, ""))?;
- 
-diff --git servo/rust-commit-hash servo/rust-commit-hash
-index d4f08fe97644..a08d23cd1a71 100644
---- servo/rust-commit-hash
-+++ servo/rust-commit-hash
-@@ -1 +1 @@
--599be0d18f4c6ddf36366d2a5a2ca6dc65886896
-+13d94d5fa8129a34f5c77a1bcd76983f5aed2434
-diff --git servo/tests/unit/style/stylist.rs servo/tests/unit/style/stylist.rs
-index da9a9478957a..52067b501788 100644
---- servo/tests/unit/style/stylist.rs
-+++ servo/tests/unit/style/stylist.rs
-@@ -51,19 +51,6 @@ fn get_mock_rules(css_selectors: &[&str]) -> (Vec<Vec<Rule>>, SharedRwLock) {
-     }).collect(), shared_lock)
- }
- 
--fn get_mock_map(selectors: &[&str]) -> (SelectorMap<Rule>, SharedRwLock) {
--    let mut map = SelectorMap::<Rule>::new();
--    let (selector_rules, shared_lock) = get_mock_rules(selectors);
--
--    for rules in selector_rules.into_iter() {
--        for rule in rules.into_iter() {
--            map.insert(rule, QuirksMode::NoQuirks)
--        }
--    }
--
--    (map, shared_lock)
--}
--
- fn parse_selectors(selectors: &[&str]) -> Vec<Selector<SelectorImpl>> {
-     selectors.iter()
-              .map(|x| SelectorParser::parse_author_origin_no_namespace(x).unwrap().0