Allow MimeHandlerViewGuest be embedded inside OOPIFs

components/guest_view/browser/guest_view_manager.cc

Index: components/guest_view/browser/guest_view_manager.cc
diff --git a/components/guest_view/browser/guest_view_manager.cc b/components/guest_view/browser/guest_view_manager.cc
index 1734c762657e9ae169d5d621fc0c84cd8fbe7d26..9b7d37dbbe860065f758a90043602eb8bcfeb84a 100644
--- a/components/guest_view/browser/guest_view_manager.cc
+++ b/components/guest_view/browser/guest_view_manager.cc
@@ -1,7 +1,7 @@
 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
-
+#include "base/debug/stack_trace.h"

[wjmaclean, 2016/10/20 14:47:22]

Remove before commit.

[EhsanK, 2016/10/20 21:41:17]

Done.

 #include "components/guest_view/browser/guest_view_manager.h"
 
 #include <tuple>
@@ -464,7 +464,7 @@ bool GuestViewManager::CanEmbedderAccessInstanceID(
     return false;
 
   return embedder_render_process_id ==
-      guest_view->owner_web_contents()->GetRenderProcessHost()->GetID();
+         guest_view->GetEmbedderFrame()->GetProcess()->GetID();
 }
 
 GuestViewManager::ElementInstanceKey::ElementInstanceKey()