Persist the Instant API to committed search result pages.

chrome/browser/ui/browser_instant_controller.h

 // Copyright 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 CHROME_BROWSER_UI_BROWSER_INSTANT_CONTROLLER_H_
 #define CHROME_BROWSER_UI_BROWSER_INSTANT_CONTROLLER_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/prefs/public/pref_change_registrar.h"
 #include "chrome/browser/instant/instant_controller.h"
 #include "chrome/browser/instant/instant_unload_handler.h"
 #include "chrome/browser/ui/search/search_model_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class Browser;
 struct InstantSuggestion;
 class PrefService;
 class Profile;
-class TabContents;
 class ThemeService;
 
+namespace content {
+class WebContents;
+}
+
 namespace gfx {
 class Rect;
 }
 
 namespace chrome {
 
 class BrowserInstantController : public content::NotificationObserver,
                                  public search::SearchModelObserver {
  public:
   explicit BrowserInstantController(Browser* browser);
   virtual ~BrowserInstantController();
 
   // Returns true if Instant is enabled in a visible, preview-showing mode.
   static bool IsInstantEnabled(Profile* profile);
 
   // Registers Instant related preferences.
   static void RegisterUserPrefs(PrefService* prefs);
 
   // Commits the current Instant, returning true on success. This is intended
   // for use from OpenCurrentURL.
   bool OpenInstant(WindowOpenDisposition disposition);
 
   // Returns the InstantController or NULL if there is no InstantController for
   // this BrowserInstantController.
   InstantController* instant() { return &instant_; }
 
   // Invoked by |instant_| to commit the |preview| by merging it into the active
   // tab or adding it as a new tab. We take ownership of |preview|.
-  void CommitInstant(TabContents* preview, bool in_new_tab);
+  void CommitInstant(content::WebContents* preview, bool in_new_tab);
 
   // Invoked by |instant_| to autocomplete the |suggestion| into the omnibox.
   void SetInstantSuggestion(const InstantSuggestion& suggestion);
 
   // Invoked by |instant_| to get the bounds that the preview is placed at,
   // in screen coordinated.
   gfx::Rect GetInstantBounds();
 
   // Invoked by |instant_| to notify that the preview gained focus, usually due
   // to the user clicking on it.
   void InstantPreviewFocused();
 
   // Invoked by |instant_| to get the currently active tab, over which the
   // preview would be shown.
-  TabContents* GetActiveTabContents() const;
+  content::WebContents* GetActiveWebContents() const;
 
   // Invoked by |browser_| when the active tab changes.
   void ActiveTabChanged();
 
   // Invoked by |BrowserWindow| during layout to set content height which is
   // used as theme area height, i.e. the height of the area that the entire
   // theme background image should fill up.
   void SetContentHeight(int height);
 
   // Invoked by |instant_| to update theme information for preview.
@@ skipping 32 matching lines @@
   PrefChangeRegistrar profile_pref_registrar_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserInstantController);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_BROWSER_INSTANT_CONTROLLER_H_