Fix renderer crashes when frame gets detached while injectng user scripts.

content/renderer/render_view_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 786 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest, NavigateFrame);
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest,
                            ShouldUpdateSelectionTextFromContextMenuParams);
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest, BasicRenderFrame);
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest, TextInputTypeWithPepper);
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest,
                            MessageOrderInDidChangeSelection);
   FRIEND_TEST_ALL_PREFIXES(RenderViewImplTest, SendCandidateWindowEvents);
   FRIEND_TEST_ALL_PREFIXES(SuppressErrorPageTest, Suppresses);
   FRIEND_TEST_ALL_PREFIXES(SuppressErrorPageTest, DoesNotSuppress);
+  FRIEND_TEST_ALL_PREFIXES(SynchronousFrameRemovalOnLoadTest,
+                           DynamicallyInsertedFrame);
+  FRIEND_TEST_ALL_PREFIXES(SynchronousFrameRemovalOnLoadTest, StaticFrame);
 
   typedef std::map<GURL, double> HostZoomLevels;
 
   enum ErrorPageType {
     DNS_ERROR,
     HTTP_404,
     CONNECTION_ERROR,
   };
 
   static blink::WebReferrerPolicy GetReferrerPolicyFromRequest(
@@ skipping 708 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_