Move most_visited_sites* files to the ntp directory in c/b/a/

chrome/browser/android/ntp/most_visited_sites.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_ANDROID_MOST_VISITED_SITES_H_
-#define CHROME_BROWSER_ANDROID_MOST_VISITED_SITES_H_
+#ifndef CHROME_BROWSER_ANDROID_NTP_MOST_VISITED_SITES_H_
+#define CHROME_BROWSER_ANDROID_NTP_MOST_VISITED_SITES_H_
 
 #include <jni.h>
 #include <stddef.h>
 
 #include <string>
 #include <vector>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
@@ skipping 219 matching lines @@
   scoped_ptr<PopularSites> popular_sites_;
 
   SuggestionsVector current_suggestions_;
 
   // For callbacks may be run after destruction.
   base::WeakPtrFactory<MostVisitedSites> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MostVisitedSites);
 };
 
-#endif  // CHROME_BROWSER_ANDROID_MOST_VISITED_SITES_H_
+#endif  // CHROME_BROWSER_ANDROID_NTP_MOST_VISITED_SITES_H_