Move the remaining NTP realted files to c/b/android/ntp subdir.

chrome/browser/android/ntp/new_tab_page_url_handler.h

 // Copyright 2014 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_NEW_TAB_PAGE_URL_HANDLER_H_
-#define CHROME_BROWSER_ANDROID_NEW_TAB_PAGE_URL_HANDLER_H_
+#ifndef CHROME_BROWSER_ANDROID_NTP_NEW_TAB_PAGE_URL_HANDLER_H_
+#define CHROME_BROWSER_ANDROID_NTP_NEW_TAB_PAGE_URL_HANDLER_H_
 
 class GURL;
 
 namespace content {
 class BrowserContext;
 }
 
 namespace chrome {
 namespace android {
 
 // Rewrites old-style Android NTP URLs and legacy bookmark URLs.
 //  - chrome://newtab              -> chrome-native://newtab
 //  - chrome-native://bookmarks/#  -> chrome-native://bookmarks/folder/
 bool HandleAndroidNativePageURL(GURL* url,
                                 content::BrowserContext* browser_context);
 
 }  // namespace android
 }  // namespace chrome
 
-#endif  // CHROME_BROWSER_ANDROID_NEW_TAB_PAGE_URL_HANDLER_H_
+#endif  // CHROME_BROWSER_ANDROID_NTP_NEW_TAB_PAGE_URL_HANDLER_H_