NOT YET READY: Improve granularity of window namespaces in Blink.

content/public/renderer/content_renderer_client.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_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_
 #define CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 352 matching lines @@
   // An empty URL is returned if the URL is not overriden.
   virtual GURL OverrideFlashEmbedWithHTML(const GURL& url);
 
   // Provides parameters for initializing the global task scheduler. Default
   // params are used if this returns nullptr.
   virtual std::unique_ptr<base::TaskScheduler::InitParams>
   GetTaskSchedulerInitParams();
 
   // Returns true if the media pipeline can be suspended, or false otherwise.
   virtual bool AllowMediaSuspend();
+
+  // Called when Blink cannot find a frame with the given name in the frame's
+  // browsing instance.  This gives the embedder a chance to return a frame
+  // from outside of the browsing instance.
+  virtual blink::WebFrame* FindFrame(blink::WebLocalFrame* relative_to_frame,
+                                     const std::string& name);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_