Cleanup: Remove chrome namespace for storage monitor and media galleries.

chrome/browser/media_galleries/media_file_system_registry.h

Index: chrome/browser/media_galleries/media_file_system_registry.h
diff --git a/chrome/browser/media_galleries/media_file_system_registry.h b/chrome/browser/media_galleries/media_file_system_registry.h
index 9acdf5241106014f833f4aefbf457d9e69e908f5..e15c0788b7f2f8028da9432990853f33592253ff 100644
--- a/chrome/browser/media_galleries/media_file_system_registry.h
+++ b/chrome/browser/media_galleries/media_file_system_registry.h
@@ -21,7 +21,12 @@
 #include "chrome/browser/media_galleries/mtp_device_delegate_impl.h"
 #include "chrome/browser/storage_monitor/removable_storage_observer.h"
 
+class ExtensionGalleriesHost;
+class MediaFileSystemContext;
+class MediaGalleriesPreferences;
 class Profile;
+class ScopedMTPDeviceMapEntry;
+
 
 namespace content {
 class RenderViewHost;
@@ -35,13 +40,6 @@ namespace fileapi {
 class IsolatedContext;
 }
 
-namespace chrome {
-
-class ExtensionGalleriesHost;
-class MediaFileSystemContext;
-class MediaGalleriesPreferences;
-class ScopedMTPDeviceMapEntry;
-
 struct MediaFileSystemInfo {
   MediaFileSystemInfo(const string16& fs_name,
                       const base::FilePath& fs_path,
@@ -136,6 +134,4 @@ class MediaFileSystemRegistry : public RemovableStorageObserver {
   DISALLOW_COPY_AND_ASSIGN(MediaFileSystemRegistry);
 };
 
-}  // namespace chrome
-
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_