Give v8 a chance to handle signals

chrome/app/chrome_main_delegate.cc

Index: chrome/app/chrome_main_delegate.cc
diff --git a/chrome/app/chrome_main_delegate.cc b/chrome/app/chrome_main_delegate.cc
index c382e538c192aacddd85db989c2be70367e80152..6c825d7c38534b96d55c7bcb66439af98874533e 100644
--- a/chrome/app/chrome_main_delegate.cc
+++ b/chrome/app/chrome_main_delegate.cc
@@ -138,6 +138,7 @@
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include "components/crash/content/app/breakpad_linux.h"
+#include "v8/include/v8.h"
 #endif
 
 #if defined(OS_LINUX)
@@ -570,6 +571,9 @@ bool ChromeMainDelegate::BasicStartupComplete(int* exit_code) {
 #if defined(OS_WIN) && !defined(CHROME_MULTIPLE_DLL_BROWSER)
   v8_breakpad_support::SetUp();
 #endif
+#if defined(OS_LINUX) && !defined(OS_ANDROID)
+  breakpad::SetFirstChanceExceptionHandler(v8::V8::TryHandleSignal);
+#endif
 
 #if defined(OS_POSIX)
   if (HandleVersionSwitches(command_line)) {