app.window: Replace linear view search with direct lookup.

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 <set>
 
 #include "base/basictypes.h"
@@ skipping 207 matching lines @@
       AccessibilityMode accessibility_mode);
 
   // Used by content_layouttest_support to hook into the creation of
   // RenderViewImpls.
   static void InstallCreateHook(
       RenderViewImpl* (*create_render_view_impl)(RenderViewImplParams*));
 
   // Returns the RenderViewImpl containing the given WebView.
   static RenderViewImpl* FromWebView(WebKit::WebView* webview);
 
+  // Returns the RenderViewImpl for the given routing ID.
+  static RenderViewImpl* FromRoutingID(int routing_id);
+
   // May return NULL when the view is closing.
   WebKit::WebView* webview() const;
 
   // WebGraphicsContext3DSwapBuffersClient implementation.
 
   // Called by a GraphicsContext associated with this view when swapbuffers
   // is posted, completes or is aborted.
   virtual void OnViewContextSwapBuffersPosted() OVERRIDE;
   virtual void OnViewContextSwapBuffersComplete() OVERRIDE;
   virtual void OnViewContextSwapBuffersAborted() OVERRIDE;
@@ skipping 1312 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_