Pull out common code from client and host versions of LogToServer

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 126ce18196378ab55cacf69c2a66ebeb7469a16e..4eb47ca00e924452ed950e71028fae80fa73886c 100644
--- a/remoting/client/jni/chromoting_jni_instance.h
+++ b/remoting/client/jni/chromoting_jni_instance.h
@@ -30,10 +30,7 @@ class ClipboardEvent;
 class CursorShapeInfo;
 }  // namespace protocol
 
-namespace client {
-class LogToServer;
-}
-
+class LogToServerClient;
 class VideoRenderer;
 
 // ClientUserInterface that indirectly makes and receives JNI calls.
@@ -160,7 +157,7 @@ class ChromotingJniInstance
   scoped_ptr<ChromotingClient> client_;
   XmppSignalStrategy::XmppServerConfig xmpp_config_;
   scoped_ptr<XmppSignalStrategy> signaling_;  // Must outlive client_
-  scoped_ptr<client::LogToServer> log_to_server_;
+  scoped_ptr<LogToServerClient> log_to_server_;
 
   // Pass this the user's PIN once we have it. To be assigned and accessed on
   // the UI thread, but must be posted to the network thread to call it.