Redoing Issue 36073011: Allowing file:/// in Instant Extended's Most Visited links.

chrome/browser/search/most_visited_iframe_source.h

 // Copyright 2013 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_SEARCH_MOST_VISITED_IFRAME_SOURCE_H_
 #define CHROME_BROWSER_SEARCH_MOST_VISITED_IFRAME_SOURCE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
@@ skipping 21 matching lines @@
  protected:
   // Overridden from IframeSource:
   virtual std::string GetSource() const OVERRIDE;
 
   virtual bool ServesPath(const std::string& path) const OVERRIDE;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(MostVisitedIframeSourceTest,
                            LogEndpointIsValidWithProvider);
 
-  // Logs the click on a Most Visited tile for a specific |provider|. Note that
-  // the UMA_HISTOGRAM_ENUMERATION macro cannot be used since it caches the
-  // histogram object at the call site, which will not work in this case.
-  void LogMostVisitedProviderClick(int position, const std::string& provider);
-
-  // Returns the name of the histogram that should be logged for a click to a
-  // specified Most Visited |provider|.
-  static std::string GetHistogramNameForProvider(const std::string& provider);
-
   DISALLOW_COPY_AND_ASSIGN(MostVisitedIframeSource);
 };
 
 #endif  // CHROME_BROWSER_SEARCH_MOST_VISITED_IFRAME_SOURCE_H_