Persist the Instant API to committed search result pages.

chrome/browser/ui/browser_instant_controller.h

Index: chrome/browser/ui/browser_instant_controller.h
diff --git a/chrome/browser/ui/browser_instant_controller.h b/chrome/browser/ui/browser_instant_controller.h
index ef23d3a3e6675241c1b40cdd55879e6654891223..44d21e767375036a0dc9ae1baf58a6d7a8a4973e 100644
--- a/chrome/browser/ui/browser_instant_controller.h
+++ b/chrome/browser/ui/browser_instant_controller.h
@@ -19,9 +19,12 @@ class Browser;
 struct InstantSuggestion;
 class PrefService;
 class Profile;
-class TabContents;
 class ThemeService;
 
+namespace content {
+class WebContents;
+}
+
 namespace gfx {
 class Rect;
 }
@@ -50,7 +53,7 @@ class BrowserInstantController : public content::NotificationObserver,
 
   // 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);
@@ -65,7 +68,7 @@ class BrowserInstantController : public content::NotificationObserver,
 
   // 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();