Move most visited item state info from InstantController to InstantService.

chrome/browser/ui/search/instant_page.h

Index: chrome/browser/ui/search/instant_page.h
diff --git a/chrome/browser/ui/search/instant_page.h b/chrome/browser/ui/search/instant_page.h
index 5edf008da7b97b32ce9d70150e9217bd6429415b..46fba57cf5563575d2f9e96a77fec881db5cd1a7 100644
--- a/chrome/browser/ui/search/instant_page.h
+++ b/chrome/browser/ui/search/instant_page.h
@@ -83,12 +83,10 @@ class InstantPage : public content::WebContentsObserver {
                                WindowOpenDisposition disposition) = 0;
 
     // Called when the SearchBox wants to delete a Most Visited item.
-    virtual void DeleteMostVisitedItem(
-        InstantRestrictedID most_visited_item_id) = 0;
+    virtual void DeleteMostVisitedItem(const GURL& item_url) = 0;
 
     // Called when the SearchBox wants to undo a Most Visited deletion.
-    virtual void UndoMostVisitedDeletion(
-        InstantRestrictedID most_visited_item_id) = 0;
+    virtual void UndoMostVisitedDeletion(const GURL& most_visited_item_url) = 0;
 
     // Called when the SearchBox wants to undo all Most Visited deletions.
     virtual void UndoAllMostVisitedDeletions() = 0;
@@ -251,8 +249,8 @@ class InstantPage : public content::WebContentsObserver {
                            const GURL& url,
                            content::PageTransition transition,
                            WindowOpenDisposition disposition);
-  void OnDeleteMostVisitedItem(InstantRestrictedID most_visited_item_id);
-  void OnUndoMostVisitedDeletion(InstantRestrictedID most_visited_item_id);
+  void OnDeleteMostVisitedItem(const GURL& item_url);

[Jered, 2013/05/21 20:18:21]

Just "url" is fine here and below, since the method name makes it obvious what
the url is for.

[kmadhusu, 2013/05/23 18:26:22]

Done.

+  void OnUndoMostVisitedDeletion(const GURL& most_visited_item_url);
   void OnUndoAllMostVisitedDeletions();
 
   Delegate* const delegate_;