ntp: remove dead code for pinning

chrome/browser/ui/webui/ntp/most_visited_handler.h

Index: chrome/browser/ui/webui/ntp/most_visited_handler.h
diff --git a/chrome/browser/ui/webui/ntp/most_visited_handler.h b/chrome/browser/ui/webui/ntp/most_visited_handler.h
index 22543d85aa20d372ba5cc05231a4ab68ff82148c..d34522a2654de6f12b0db3163bbef8b4c43adc74 100644
--- a/chrome/browser/ui/webui/ntp/most_visited_handler.h
+++ b/chrome/browser/ui/webui/ntp/most_visited_handler.h
@@ -26,14 +26,10 @@ class Value;
 
 // The handler for Javascript messages related to the "most visited" view.
 //
-// This class manages two preferences:
+// This class manages one preference:
 // - The URL blacklist: URLs we do not want to show in the thumbnails list.  It
 //   is a dictionary for quick access (it associates a dummy boolean to the URL
 //   string).
-// - Pinned URLs: This is a dictionary for the pinned URLs for the the most
-//   visited part of the new tab page. The key of the dictionary is a hash of
-//   the URL and the value is a dictionary with title, url and index.  This is
-//   owned by the PrefService.
 class MostVisitedHandler : public WebUIMessageHandler,
                            public content::NotificationObserver {
  public:
@@ -57,12 +53,6 @@ class MostVisitedHandler : public WebUIMessageHandler,
   // Callback for the "clearMostVisitedURLsBlacklist" message.
   void HandleClearBlacklist(const base::ListValue* args);
 
-  // Callback for the "addPinnedURL" message.
-  void HandleAddPinnedURL(const base::ListValue* args);
-
-  // Callback for the "removePinnedURL" message.
-  void HandleRemovePinnedURL(const base::ListValue* args);
-
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
@@ -89,17 +79,9 @@ class MostVisitedHandler : public WebUIMessageHandler,
   // Puts the passed URL in the blacklist (so it does not show as a thumbnail).
   void BlacklistURL(const GURL& url);
 
-  // Returns the key used in url_blacklist_ and pinned_urls_ for the passed
-  // |url|.
+  // Returns the key used in url_blacklist_ for the passed |url|.
   std::string GetDictionaryKeyForURL(const std::string& url);
 
-  // Gets the page data for a pinned URL at a given index. This returns
-  // true if found.
-  bool GetPinnedURLAtIndex(int index, MostVisitedPage* page);
-
-  void AddPinnedURL(const MostVisitedPage& page, int index);
-  void RemovePinnedURL(const GURL& url);
-
   // Sends pages_value_ to the javascript side to and resets page_value_.
   void SendPagesValue();