Give v8 a chance to handle signals

components/crash/content/app/breakpad_linux.h

Index: components/crash/content/app/breakpad_linux.h
diff --git a/components/crash/content/app/breakpad_linux.h b/components/crash/content/app/breakpad_linux.h
index 0160f62845614dc788bae42d6aa7440dc9dddba4..4a2a429fc05259c988a0bf9a2912b2750a653dbc 100644
--- a/components/crash/content/app/breakpad_linux.h
+++ b/components/crash/content/app/breakpad_linux.h
@@ -61,6 +61,10 @@ bool IsCrashReporterEnabled();
 
 // Generates a minidump on demand for this process, writing it to |dump_fd|.
 void GenerateMinidumpOnDemandForAndroid(int dump_fd);
+
+// Install a handler that gets a change to handle faults before Breakpad does
+// any processing. This is used by V8 for trap-based bounds checks.
+void SetFirstChanceExceptionHandler(bool (*handler)(int, void*, void*));
 }  // namespace breakpad
 
 #endif  // COMPONENTS_CRASH_CONTENT_APP_BREAKPAD_LINUX_H_