Replacing the OVERRIDE with override in tools folder

tools/android/forwarder2/host_forwarder_main.cc

Index: tools/android/forwarder2/host_forwarder_main.cc
diff --git a/tools/android/forwarder2/host_forwarder_main.cc b/tools/android/forwarder2/host_forwarder_main.cc
index 59571b661b4e7a8ade094e9f2b33a79a675466f6..514ad93bf3c79b5ed1a363711a0e0010ff028f59 100644
--- a/tools/android/forwarder2/host_forwarder_main.cc
+++ b/tools/android/forwarder2/host_forwarder_main.cc
@@ -311,7 +311,7 @@ class ServerDelegate : public Daemon::ServerDelegate {
   }
 
   // Daemon::ServerDelegate:
-  virtual void Init() OVERRIDE {
+  virtual void Init() override {
     LOG(INFO) << "Starting host process daemon (pid=" << getpid() << ")";
     DCHECK(!g_notifier);
     g_notifier = new PipeNotifier();
@@ -319,7 +319,7 @@ class ServerDelegate : public Daemon::ServerDelegate {
     signal(SIGINT, KillHandler);
   }
 
-  virtual void OnClientConnected(scoped_ptr<Socket> client_socket) OVERRIDE {
+  virtual void OnClientConnected(scoped_ptr<Socket> client_socket) override {
     char buf[kBufSize];
     const int bytes_read = client_socket->Read(buf, sizeof(buf));
     if (bytes_read <= 0) {
@@ -362,7 +362,7 @@ class ClientDelegate : public Daemon::ClientDelegate {
   bool has_failed() const { return has_failed_; }
 
   // Daemon::ClientDelegate:
-  virtual void OnDaemonReady(Socket* daemon_socket) OVERRIDE {
+  virtual void OnDaemonReady(Socket* daemon_socket) override {
     // Send the forward command to the daemon.
     CHECK_EQ(command_pickle_.size(),
              daemon_socket->WriteNumBytes(command_pickle_.data(),