Add histograms for network activity, and total/cumulative

content/shell/shell_network_delegate.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_SHELL_SHELL_NETWORK_DELEGATE_H_
 #define CONTENT_SHELL_SHELL_NETWORK_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "net/base/network_delegate.h"
@@ skipping 40 matching lines @@
   virtual bool OnCanSetCookie(const net::URLRequest& request,
                               const std::string& cookie_line,
                               net::CookieOptions* options) OVERRIDE;
   virtual bool OnCanAccessFile(const net::URLRequest& request,
                                const FilePath& path) const OVERRIDE;
   virtual bool OnCanThrottleRequest(
       const net::URLRequest& request) const OVERRIDE;
   virtual int OnBeforeSocketStreamConnect(
       net::SocketStream* stream,
       const net::CompletionCallback& callback) OVERRIDE;
-  virtual void OnCacheWaitStateChange(const net::URLRequest& request,
-                                      CacheWaitState state) OVERRIDE;
+  virtual void OnRequestWaitStateChange(const net::URLRequest& request,
+                                        RequestWaitState state) OVERRIDE;
 
   DISALLOW_COPY_AND_ASSIGN(ShellNetworkDelegate);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_SHELL_NETWORK_DELEGATE_H_