mail/thunderbird: update to 52.0

Changes:	https://www.mozilla.org/thunderbird/52.0/releasenotes/

1 files changed, 21 insertions, 0 deletions

diff --git a/mail/thunderbird/files/patch-env-api-keys b/mail/thunderbird/files/patch-env-api-keys
new file mode 100644
index 000000000000..79ef822b0761
--- /dev/null
+++ b/mail/thunderbird/files/patch-env-api-keys
@@ -0,0 +1,21 @@
+# Accept API keys from environment like before bug 1294585
+
+--- mozilla/build/moz.configure/keyfiles.configure
++++ mozilla/build/moz.configure/keyfiles.configure
+@@ -18,6 +18,7 @@ def keyfile(desc, help=None, callback=lambda x: x):
+     @checking('for the %s key' % desc, lambda x: x and x is not no_key)
+     @imports(_from='__builtin__', _import='open')
+     @imports(_from='__builtin__', _import='IOError')
++    @imports(_from='os', _import='environ')
+     def keyfile(value):
+         if value:
+             try:
+@@ -28,7 +29,7 @@ def keyfile(desc, help=None, callback=lambda x: x):
+                     raise FatalCheckError("'%s' is empty." % value[0])
+             except IOError as e:
+                 raise FatalCheckError("'%s': %s." % (value[0], e.strerror))
+-        return no_key
++        return environ.get('MOZ_%s_KEY' % desc.upper().replace(' ', '_')) or no_key
+ 
+     return keyfile
+