chrome/browser/predictors/resource_prefetch_predictor_tab_helper.h

   1 // Copyright 2014 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_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TAB_HELPER_H_
   6 #define CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TAB_HELPER_H_
   7
   8 #include "content/public/browser/web_contents_observer.h"
   9 #include "content/public/browser/web_contents_user_data.h"
  10
  11 namespace predictors {
  12
  13 class ResourcePrefetchPredictorTabHelper
  14     : public content::WebContentsObserver,
  15       public content::WebContentsUserData<ResourcePrefetchPredictorTabHelper> {
  16  public:
  17   ~ResourcePrefetchPredictorTabHelper() override;
  18
  19   // content::WebContentsObserver implementation
  20   void DocumentOnLoadCompletedInMainFrame() override;
  21   void DidLoadResourceFromMemoryCache(
  22       const content::LoadFromMemoryCacheDetails& details) override;
  23
  24  private:
  25   explicit ResourcePrefetchPredictorTabHelper(
  26       content::WebContents* web_contents);
  27   friend class content::WebContentsUserData<ResourcePrefetchPredictorTabHelper>;
  28
  29   DISALLOW_COPY_AND_ASSIGN(ResourcePrefetchPredictorTabHelper);
  30 };
  31
  32 }  // namespace predictors
  33
  34 #endif  // CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_TAB_HELPER_H_