Remove media_galleries_handlers - not used.

extensions/browser/extension_function_histogram_value.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 EXTENSIONS_BROWSER_EXTENSION_FUNCTION_HISTOGRAM_VALUE_H_
 #define EXTENSIONS_BROWSER_EXTENSION_FUNCTION_HISTOGRAM_VALUE_H_
 
 namespace extensions {
 namespace functions {
 
@@ skipping 477 matching lines @@
   ECHOPRIVATE_GETUSERCONSENT,
   SYNCFILESYSTEM_SETCONFLICTRESOLUTIONPOLICY,
   SYNCFILESYSTEM_GETCONFLICTRESOLUTIONPOLICY,
   NETWORKINGPRIVATE_SETPROPERTIES,
   NETWORKINGPRIVATE_GETSTATE,
   POWER_REQUESTKEEPAWAKE,
   POWER_RELEASEKEEPAWAKE,
   WALLPAPERPRIVATE_SETCUSTOMWALLPAPERLAYOUT,
   DOWNLOADSINTERNAL_DETERMINEFILENAME,
   SYNCFILESYSTEM_GETFILESYNCSTATUSES,
-  MEDIAGALLERIESPRIVATE_GETHANDLERS,
+  DELETED_MEDIAGALLERIESPRIVATE_GETHANDLERS,
   WALLPAPERPRIVATE_RESETWALLPAPER,
   DEVELOPERPRIVATE_PERMISSIONS,
   WEBSTOREPRIVATE_ENABLEAPPLAUNCHER,
   APP_CURRENTWINDOWINTERNAL_FULLSCREEN,
   DEVELOPERPRIVATE_LOADUNPACKEDCROS,
   NETWORKINGPRIVATE_REQUESTNETWORKSCAN,
   ENTERPRISE_PLATFORMKEYSPRIVATE_CHALLENGEMACHINEKEY,
   ENTERPRISE_PLATFORMKEYSPRIVATE_CHALLENGEUSERKEY,
   DEVELOPERPRIVATE_LOADPROJECTTOSYNCFS,
   DEVELOPERPRIVATE_GETPROJECTSINFO,
@@ skipping 342 matching lines @@
   INPUTMETHODPRIVATE_GETINPUTMETHODS,
   // Last entry: Add new entries above and ensure to update
   // tools/metrics/histograms/histograms/histograms.xml.
   ENUM_BOUNDARY
 };
 
 }  // namespace functions
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_EXTENSION_FUNCTION_HISTOGRAM_VALUE_H_