Mac Chromium style checker cleanup

chrome/browser/importer/firefox_importer_unittest_utils_mac.cc

Index: chrome/browser/importer/firefox_importer_unittest_utils_mac.cc
diff --git a/chrome/browser/importer/firefox_importer_unittest_utils_mac.cc b/chrome/browser/importer/firefox_importer_unittest_utils_mac.cc
index f9891c5ea63e6c83555d9514ffc7bf9e567d2af7..1a52bb1a45f5a7edbf5fe02ba179021169e04868 100644
--- a/chrome/browser/importer/firefox_importer_unittest_utils_mac.cc
+++ b/chrome/browser/importer/firefox_importer_unittest_utils_mac.cc
@@ -100,7 +100,7 @@ class FFDecryptorServerChannelListener : public IPC::Listener {
       sender_->Send(new Msg_Decryptor_Quit());
   }
 
-  virtual bool OnMessageReceived(const IPC::Message& msg) {
+  virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE {
     bool handled = true;
     IPC_BEGIN_MESSAGE_MAP(FFDecryptorServerChannelListener, msg)
       IPC_MESSAGE_HANDLER(Msg_Decryptor_InitReturnCode, OnInitDecryptorResponse)
@@ -111,7 +111,7 @@ class FFDecryptorServerChannelListener : public IPC::Listener {
   }
 
   // If an error occured, just kill the message Loop.
-  virtual void OnChannelError() {
+  virtual void OnChannelError() OVERRIDE {
     got_result = false;
     MessageLoop::current()->Quit();
   }
@@ -244,7 +244,7 @@ class FFDecryptorClientChannelListener : public IPC::Listener {
     MessageLoop::current()->Quit();
   }
 
-  virtual bool OnMessageReceived(const IPC::Message& msg) {
+  virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE {
     bool handled = true;
     IPC_BEGIN_MESSAGE_MAP(FFDecryptorClientChannelListener, msg)
       IPC_MESSAGE_HANDLER(Msg_Decryptor_Init, OnDecryptor_Init)
@@ -255,7 +255,7 @@ class FFDecryptorClientChannelListener : public IPC::Listener {
     return handled;
   }
 
-  virtual void OnChannelError() {
+  virtual void OnChannelError() OVERRIDE {
     MessageLoop::current()->Quit();
   }