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

remoting/protocol/util.h

Index: remoting/protocol/util.h
diff --git a/remoting/protocol/util.h b/remoting/protocol/util.h
index d8435b34566364b5904fa8ba2a6261714995a9c3..53e1f677e48ffca9146b87ebb2f03abc6ab18ac7 100644
--- a/remoting/protocol/util.h
+++ b/remoting/protocol/util.h
@@ -14,6 +14,7 @@
 class Task;
 
 namespace remoting {
+namespace protocol {
 
 // Serialize the Protocol Buffer message and provide sufficient framing for
 // sending it over the wire.
@@ -25,6 +26,7 @@ scoped_refptr<net::IOBufferWithSize> SerializeAndFrameMessage(
 // Create a runnable task that deletes a message.
 Task* NewDeleteMessageTask(google::protobuf::MessageLite* message);
 
+}  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_UTIL_H_