Expose PageImportanceSignals via WebContents

content/browser/web_contents/web_contents_impl.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_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 14 matching lines @@
 #include "content/browser/media/audio_stream_monitor.h"
 #include "content/browser/renderer_host/render_view_host_delegate.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_delegate.h"
 #include "content/common/accessibility_mode_enums.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/color_chooser.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents.h"
+#include "content/public/common/page_importance_signals.h"
 #include "content/public/common/renderer_preferences.h"
 #include "content/public/common/resource_type.h"
 #include "content/public/common/three_d_api_types.h"
 #include "net/base/load_states.h"
 #include "net/http/http_response_headers.h"
 #include "third_party/WebKit/public/web/WebDragOperation.h"
 #include "ui/base/page_transition_types.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/size.h"
 
@@ skipping 198 matching lines @@
   WebUI* GetCommittedWebUI() const override;
   void SetUserAgentOverride(const std::string& override) override;
   const std::string& GetUserAgentOverride() const override;
   void EnableTreeOnlyAccessibilityMode() override;
   bool IsTreeOnlyAccessibilityModeForTesting() const override;
   bool IsFullAccessibilityModeForTesting() const override;
 #if defined(OS_WIN)
   void SetParentNativeViewAccessible(
       gfx::NativeViewAccessible accessible_parent) override;
 #endif
+  const PageImportanceSignals& GetPageImportanceSignals() const override;
   const base::string16& GetTitle() const override;
   int32 GetMaxPageID() override;
   int32 GetMaxPageIDForSiteInstance(SiteInstance* site_instance) override;
   SiteInstanceImpl* GetSiteInstance() const override;
   SiteInstanceImpl* GetPendingSiteInstance() const override;
   bool IsLoading() const override;
   bool IsLoadingToDifferentDocument() const override;
   bool IsWaitingForResponse() const override;
   const net::LoadStateWithParam& GetLoadState() const override;
   const base::string16& GetLoadStateHost() const override;
@@ skipping 591 matching lines @@
   void OnDomOperationResponse(const std::string& json_string);
   void OnAppCacheAccessed(const GURL& manifest_url, bool blocked_by_policy);
   void OnOpenColorChooser(int color_chooser_id,
                           SkColor color,
                           const std::vector<ColorSuggestion>& suggestions);
   void OnEndColorChooser(int color_chooser_id);
   void OnSetSelectedColorInColorChooser(int color_chooser_id, SkColor color);
   void OnWebUISend(const GURL& source_url,
                    const std::string& name,
                    const base::ListValue& args);
+  void OnUpdatePageImportanceSignals(const PageImportanceSignals& signals);
 #if defined(ENABLE_PLUGINS)
   void OnPepperInstanceCreated();
   void OnPepperInstanceDeleted();
   void OnPepperPluginHung(int plugin_child_id,
                           const base::FilePath& path,
                           bool is_hung);
   void OnPluginCrashed(const base::FilePath& plugin_path,
                        base::ProcessId plugin_pid);
   void OnRequestPpapiBrokerPermission(int routing_id,
                                       const GURL& url,
@@ skipping 426 matching lines @@
 
   bool virtual_keyboard_requested_;
 
 #if defined(ENABLE_BROWSER_CDMS)
   // Manages all the media player and CDM managers and forwards IPCs to them.
   scoped_ptr<MediaWebContentsObserver> media_web_contents_observer_;
 #endif
 
   scoped_ptr<RenderWidgetHostInputEventRouter> rwh_input_event_router_;
 
+  PageImportanceSignals page_importance_signals_;
+
   base::WeakPtrFactory<WebContentsImpl> loading_weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 // Dangerous methods which should never be made part of the public API, so we
 // grant their use only to an explicit friend list (c++ attorney/client idiom).
 class CONTENT_EXPORT WebContentsImpl::FriendZone {
  private:
   friend class TestNavigationObserver;
   friend class WebContentsAddedObserver;
   friend class ContentBrowserSanityChecker;
 
   FriendZone();  // Not instantiable.
 
   // Adds/removes a callback called on creation of each new WebContents.
   static void AddCreatedCallbackForTesting(const CreatedCallback& callback);
   static void RemoveCreatedCallbackForTesting(const CreatedCallback& callback);
 
   DISALLOW_COPY_AND_ASSIGN(FriendZone);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_