Change EXTENSION_PROCESS_CREATED observers to use EXTENSION_HOST_CREATED.

chrome/browser/extensions/extension_host.h

 // Copyright (c) 2011 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 CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 98 matching lines @@
   void InsertInfobarCSS();
 
   // Tell the renderer not to draw scrollbars on windows smaller than
   // |size_limit| in both width and height.
   void DisableScrollbarsForSmallWindows(const gfx::Size& size_limit);
 
   // RenderViewHostDelegate implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual const GURL& GetURL() const OVERRIDE;
   virtual void RenderViewCreated(RenderViewHost* render_view_host) OVERRIDE;
+  virtual void RenderViewReady(RenderViewHost* render_view_host) OVERRIDE;
   virtual content::ViewType GetRenderViewType() const OVERRIDE;
   virtual void RenderViewGone(RenderViewHost* render_view_host,
                               base::TerminationStatus status,
                               int error_code) OVERRIDE;
   virtual void DidNavigate(
       RenderViewHost* render_view_host,
       const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
   virtual void DidStopLoading() OVERRIDE;
   virtual void DocumentAvailableInMainFrame(
       RenderViewHost* render_view_host) OVERRIDE;
@@ skipping 156 matching lines @@
   // The relevant TabContents associated with this ExtensionHost, if any.
   TabContents* associated_tab_contents_;
 
   // Used to measure how long it's been since the host was created.
   PerfTimer since_created_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionHost);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_HOST_H_