Simplify how Content*Client interfaces are created. Instead of depending on the embedder to know wh…

ash/shell/content_client/shell_main_delegate.h

Index: ash/shell/content_client/shell_main_delegate.h
===================================================================
--- ash/shell/content_client/shell_main_delegate.h	(revision 140381)
+++ ash/shell/content_client/shell_main_delegate.h	(working copy)
@@ -29,18 +29,12 @@
 
   virtual bool BasicStartupComplete(int* exit_code) OVERRIDE;
   virtual void PreSandboxStartup() OVERRIDE;
-#if defined(OS_POSIX)
-  virtual void ZygoteForked() OVERRIDE;
-#endif  // OS_MACOSX
+  virtual content::ContentBrowserClient* CreateContentBrowserClient() OVERRIDE;
 
  private:
-  void InitializeShellContentClient(const std::string& process_type);
   void InitializeResourceBundle();
 
   scoped_ptr<ShellContentBrowserClient> browser_client_;
-  scoped_ptr<content::ShellContentRendererClient> renderer_client_;
-  scoped_ptr<content::ShellContentPluginClient> plugin_client_;
-  scoped_ptr<content::ShellContentUtilityClient> utility_client_;
   content::ShellContentClient content_client_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellMainDelegate);