Allow shaped-desktop hosts to send shape only when it changes.

remoting/client/jni/chromoting_jni_instance.h

Index: remoting/client/jni/chromoting_jni_instance.h
diff --git a/remoting/client/jni/chromoting_jni_instance.h b/remoting/client/jni/chromoting_jni_instance.h
index 4ac7b1de80cd29b72af26a3f11189b789a6a5a07..2ce50e0046af33dbb058cf3e57441e8379f9e9be 100644
--- a/remoting/client/jni/chromoting_jni_instance.h
+++ b/remoting/client/jni/chromoting_jni_instance.h
@@ -119,7 +119,8 @@ class ChromotingJniInstance
   ~ChromotingJniInstance() override;
 
   void ConnectToHostOnDisplayThread();
-  void ConnectToHostOnNetworkThread();
+  void ConnectToHostOnNetworkThread(
+      scoped_ptr<FrameConsumerProxy> frame_consumer);
   void DisconnectFromHostOnNetworkThread();
 
   // Notifies the user interface that the user needs to enter a PIN. The
@@ -150,9 +151,8 @@ class ChromotingJniInstance
   std::string host_jid_;
 
   // This group of variables is to be used on the display thread.
-  scoped_refptr<FrameConsumerProxy> frame_consumer_;
   scoped_ptr<JniFrameConsumer> view_;
-  scoped_ptr<base::WeakPtrFactory<JniFrameConsumer> > view_weak_factory_;
+  scoped_ptr<base::WeakPtrFactory<JniFrameConsumer>> view_weak_factory_;
 
   // This group of variables is to be used on the network thread.
   scoped_ptr<ClientContext> client_context_;