Cleanup namespace usage in Source/core/modules/[battery/* to indexeddb/*]

Source/modules/filesystem/FileSystemClient.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 31 matching lines @@
 class PermissionCallbacks;
 class WorkerClients;
 
 class FileSystemClient {
     WTF_MAKE_NONCOPYABLE(FileSystemClient);
 public:
     FileSystemClient() { }
     virtual ~FileSystemClient() { }
 
     virtual bool requestFileSystemAccessSync(ExecutionContext*) = 0;
-    virtual void requestFileSystemAccessAsync(ExecutionContext*, PassOwnPtr<blink::PermissionCallbacks>) = 0;
+    virtual void requestFileSystemAccessAsync(ExecutionContext*, PassOwnPtr<PermissionCallbacks>) = 0;
 };
 
 void provideLocalFileSystemTo(LocalFrame&, PassOwnPtr<FileSystemClient>);
 
 void provideLocalFileSystemToWorker(WorkerClients*, PassOwnPtr<FileSystemClient>);
 
 } // namespace blink
 
 #endif // FileSystemClient_h