Remove old diagnostic crash reports.

content/browser/renderer_host/render_view_host_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_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 186 matching lines @@
   // if this widget is a popup and what kind of popup it is (select, autofill).
   void CreateNewWidget(int32_t route_id, blink::WebPopupType popup_type);
 
   // Creates a full screen RenderWidget.
   void CreateNewFullscreenWidget(int32_t route_id);
 
   // Send RenderViewReady to observers once the process is launched, but not
   // re-entrantly.
   void PostRenderViewReady();
 
-  // TODO(creis): Remove after debugging https:/crbug.com/575245.
-  int main_frame_routing_id() const {
-    return main_frame_routing_id_;
-  }
-
   void set_main_frame_routing_id(int routing_id) {
     main_frame_routing_id_ = routing_id;
   }
 
   // Increases the refcounting on this RVH. This is done by the FrameTree on
   // creation of a RenderFrameHost or RenderFrameProxyHost.
   void increment_ref_count() { ++frames_ref_count_; }
 
   // Decreases the refcounting on this RVH. This is done by the FrameTree on
   // destruction of a RenderFrameHost or RenderFrameProxyHost.
@@ skipping 125 matching lines @@
   bool render_view_ready_on_process_launch_;
 
   base::WeakPtrFactory<RenderViewHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_