Add Android Chromoting client keyboard input

remoting/client/jni/chromoting_jni_instance.h

 // Copyright 2013 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_CLIENT_CHROMOTING_JNI_INSTANCE_H_
 #define REMOTING_CLIENT_CHROMOTING_JNI_INSTANCE_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 46 matching lines @@
   // Schedules a redraw on the display thread. May be called from any thread.
   void RedrawDesktop();
 
   // Moves the host's cursor to the specified coordinates, optionally with some
   // mouse button depressed. If |button| is BUTTON_UNDEFINED, no click is made.
   void PerformMouseAction(int x,
                           int y,
                           protocol::MouseEvent_MouseButton button,
                           bool buttonDown);
 
+  // Sends the provided keyboard scan code to the host.
+  void PerformKeyboardAction(int keyCode, bool keyDown);
+
   // ClientUserInterface implementation.
   virtual void OnConnectionState(
       protocol::ConnectionToHost::State state,
       protocol::ErrorCode error) OVERRIDE;
   virtual void OnConnectionReady(bool ready) OVERRIDE;
   virtual void SetCapabilities(const std::string& capabilities) OVERRIDE;
   virtual void SetPairingResponse(
       const protocol::PairingResponse& response) OVERRIDE;
   virtual protocol::ClipboardStub* GetClipboardStub() OVERRIDE;
   virtual protocol::CursorShapeStub* GetCursorShapeStub() OVERRIDE;
@@ skipping 53 matching lines @@
   std::string host_pubkey_;
 
   friend class base::RefCountedThreadSafe<ChromotingJniInstance>;
 
   DISALLOW_COPY_AND_ASSIGN(ChromotingJniInstance);
 };
 
 }  // namespace remoting
 
 #endif