Move c/c/e/extension_set to top-level extensions/

chrome/browser/media_galleries/media_file_system_registry.cc

Index: chrome/browser/media_galleries/media_file_system_registry.cc
diff --git a/chrome/browser/media_galleries/media_file_system_registry.cc b/chrome/browser/media_galleries/media_file_system_registry.cc
index af27d95dec1713d0407c32e1aa002c10b556c676..534a6971dd0a9b8951ed8cce52978b8163c8d1cf 100644
--- a/chrome/browser/media_galleries/media_file_system_registry.cc
+++ b/chrome/browser/media_galleries/media_file_system_registry.cc
@@ -28,7 +28,6 @@
 #include "chrome/browser/storage_monitor/storage_monitor.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/extensions/extension_constants.h"
-#include "chrome/common/extensions/extension_set.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/navigation_details.h"
@@ -41,6 +40,7 @@
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/common/extension.h"
+#include "extensions/common/extension_set.h"
 #include "webkit/browser/fileapi/isolated_context.h"
 #include "webkit/common/fileapi/file_system_types.h"
 
@@ -626,7 +626,8 @@ void MediaFileSystemRegistry::OnGalleryRemoved(
   // |profile|.
   const ExtensionService* extension_service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
-  const ExtensionSet* extensions_set = extension_service->extensions();
+  const extensions::ExtensionSet* extensions_set =
+      extension_service->extensions();
   ExtensionGalleriesHostMap::const_iterator host_map_it =
       extension_hosts_map_.find(profile);
   DCHECK(host_map_it != extension_hosts_map_.end());