Fix leaking of RenderFrames.

content/renderer/render_frame_impl.h

 // Copyright 2013 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_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 149 matching lines @@
   // process. All other frame creation is driven through Blink and Create.
   static void CreateFrame(int routing_id,
                           int proxy_routing_id,
                           int opener_routing_id,
                           int parent_routing_id,
                           int previous_sibling_routing_id,
                           const FrameReplicationState& replicated_state,
                           CompositorDependencies* compositor_deps,
                           const FrameMsg_NewFrame_WidgetParams& params);
 
+  // Deletes a RenderFrame identified by |routing_id|. It must be used only
+  // for deleting a RenderFrame used for pending cross-process navigations.
+  // All other cases are handled through either detaching or swapping frames.
+  static void DeleteFrame(int routing_id);
+
   // Returns the RenderFrameImpl for the given routing ID.
   static RenderFrameImpl* FromRoutingID(int routing_id);
 
   // Just like RenderFrame::FromWebFrame but returns the implementation.
   static RenderFrameImpl* FromWebFrame(blink::WebFrame* web_frame);
 
   // Used by content_layouttest_support to hook into the creation of
   // RenderFrameImpls.
   struct CreateParams {
     CreateParams(RenderViewImpl* render_view, int32 routing_id)
@@ skipping 898 matching lines @@
 #endif
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_