Move move classes to the remoting::protocol namespace. Minor cleanups.

remoting/protocol/input_stub.h

 // Copyright (c) 2010 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.
 
 // Interface for a device that receives input events.
 // This interface handles event messages defined in event.proto.
 
 #ifndef REMOTING_PROTOCOL_INPUT_STUB_H_
 #define REMOTING_PROTOCOL_INPUT_STUB_H_
 
 class Task;
 
 namespace remoting {
+namespace protocol {
 
 class KeyEvent;
 class MouseEvent;
 
-namespace protocol {
-
 class InputStub {
  public:
   InputStub() {}
   virtual ~InputStub() {}
 
   virtual void InjectKeyEvent(const KeyEvent* event, Task* done) = 0;
   virtual void InjectMouseEvent(const MouseEvent* event, Task* done) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InputStub);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_INPUT_STUB_H_