--- content/renderer/devtools/v8_sampling_profiler.cc.orig	2016-10-06 04:02:19.000000000 +0300
+++ content/renderer/devtools/v8_sampling_profiler.cc	2016-10-30 03:00:33.775227000 +0300
@@ -22,6 +22,7 @@

 #if defined(OS_POSIX)
 #include <signal.h>
+#include <ucontext.h>
 #define USE_SIGNALS
 #endif