Add the plumbing that will carry a clipboard item from a chromoting client to a host.

remoting/host/desktop_environment.h

 // Copyright (c) 2012 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 REMOTING_HOST_DESKTOP_ENVIRONMENT_H_
 #define REMOTING_HOST_DESKTOP_ENVIRONMENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
 #include "remoting/base/scoped_thread_proxy.h"
 
 namespace remoting {
 
 class Capturer;
 class ChromotingHost;
 class ChromotingHostContext;
 
 namespace protocol {
-class InputStub;
+class HostEventStub;
 };
 
 class DesktopEnvironment {
  public:
   static scoped_ptr<DesktopEnvironment> Create(ChromotingHostContext* context);
   static scoped_ptr<DesktopEnvironment> CreateFake(
       ChromotingHostContext* context,
       scoped_ptr<Capturer> capturer,
-      scoped_ptr<protocol::InputStub> event_executor);
+      scoped_ptr<protocol::HostEventStub> event_executor);
 
   virtual ~DesktopEnvironment();
 
   void set_host(ChromotingHost* host) { host_ = host; }
 
   Capturer* capturer() const { return capturer_.get(); }
-  protocol::InputStub* event_executor() const { return event_executor_.get(); }
+  protocol::HostEventStub* event_executor() const {
+    return event_executor_.get();
+  }
 
  private:
   DesktopEnvironment(ChromotingHostContext* context,
                      scoped_ptr<Capturer> capturer,
-                     scoped_ptr<protocol::InputStub> event_executor);
+                     scoped_ptr<protocol::HostEventStub> event_executor);
 
   // The host that owns this DesktopEnvironment.
   ChromotingHost* host_;
 
   // Host context used to make sure operations are run on the correct thread.
   // This is owned by the ChromotingHost.
   ChromotingHostContext* context_;
 
   // Capturer to be used by ScreenRecorder.
   scoped_ptr<Capturer> capturer_;
 
-  // Executes input events received from the client.
-  scoped_ptr<protocol::InputStub> event_executor_;
+  // Executes input and clipboard events received from the client.
+  scoped_ptr<protocol::HostEventStub> event_executor_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopEnvironment);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_DESKTOP_ENVIRONMENT_H_