replace OVERRIDE and FINAL with override and final in remoting/

remoting/signaling/mock_signal_strategy.h

Index: remoting/signaling/mock_signal_strategy.h
diff --git a/remoting/signaling/mock_signal_strategy.h b/remoting/signaling/mock_signal_strategy.h
index ca671e39b3df21e1dac330add0ecd2e1372dc2ac..c39eba730ba98dd5a4658c7716477cb2f548d284 100644
--- a/remoting/signaling/mock_signal_strategy.h
+++ b/remoting/signaling/mock_signal_strategy.h
@@ -27,7 +27,7 @@ class MockSignalStrategy : public SignalStrategy {
   // GMock currently doesn't support move-only arguments, so we have
   // to use this hack here.
   MOCK_METHOD1(SendStanzaPtr, bool(buzz::XmlElement* stanza));
-  virtual bool SendStanza(scoped_ptr<buzz::XmlElement> stanza) OVERRIDE {
+  virtual bool SendStanza(scoped_ptr<buzz::XmlElement> stanza) override {
     return SendStanzaPtr(stanza.release());
   }
 };