src/chrome/browser/chrome_net_benchmarking_message_filter.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_CHROME_NET_BENCHMARKING_MESSAGE_FILTER_H_
   6 #define CHROME_BROWSER_CHROME_NET_BENCHMARKING_MESSAGE_FILTER_H_
   7
   8 #include "content/public/browser/browser_message_filter.h"
   9
  10 namespace net {
  11 class URLRequestContextGetter;
  12 }
  13
  14 class Profile;
  15
  16 // This class filters out incoming Chrome-specific benchmarking IPC messages
  17 // for the renderer process on the IPC thread.
  18 class ChromeNetBenchmarkingMessageFilter
  19     : public content::BrowserMessageFilter {
  20  public:
  21   ChromeNetBenchmarkingMessageFilter(
  22       Profile* profile,
  23       net::URLRequestContextGetter* request_context);
  24
  25   // content::BrowserMessageFilter methods:
  26   bool OnMessageReceived(const IPC::Message& message) override;
  27
  28  private:
  29   ~ChromeNetBenchmarkingMessageFilter() override;
  30
  31   // Message handlers.
  32   void OnCloseCurrentConnections();
  33   void OnClearCache(IPC::Message* reply_msg);
  34   void OnClearHostResolverCache(int* result);
  35   void OnSetCacheMode(bool enabled);
  36   void OnClearPredictorCache(int* result);
  37
  38   // Returns true if benchmarking is enabled for chrome.
  39   bool CheckBenchmarkingEnabled() const;
  40
  41   // The Profile associated with our renderer process.  This should only be
  42   // accessed on the UI thread!
  43   Profile* profile_;
  44   scoped_refptr<net::URLRequestContextGetter> request_context_;
  45
  46   DISALLOW_COPY_AND_ASSIGN(ChromeNetBenchmarkingMessageFilter);
  47 };
  48
  49 #endif  // CHROME_BROWSER_CHROME_NET_BENCHMARKING_MESSAGE_FILTER_H_
  50