Notify parent frame renderer when OOP child frame renderer crashes

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 975d30762e06c04c10afbb8d7e84577e5900187c..fdf0e713645da0fbdac956de262e375163e95875 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -391,6 +391,7 @@ bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(FrameMsg_BuffersSwapped, OnBuffersSwapped)
     IPC_MESSAGE_HANDLER_GENERIC(FrameMsg_CompositorFrameSwapped,
                                 OnCompositorFrameSwapped(msg))
+    IPC_MESSAGE_HANDLER(FrameMsg_ChildFrameProcessGone, OnChildFrameProcessGone)
   IPC_END_MESSAGE_MAP_EX()
 
   if (!msg_is_ok) {
@@ -537,6 +538,11 @@ void RenderFrameImpl::LoadURLExternally(
   loadURLExternally(frame, request, policy);
 }
 
+void RenderFrameImpl::OnChildFrameProcessGone() {
+  if (compositing_helper_)
+    compositing_helper_->ChildFrameGone();
+}
+
 // blink::WebFrameClient implementation ----------------------------------------
 
 blink::WebPlugin* RenderFrameImpl::createPlugin(