replace OVERRIDE and FINAL with override and final in extensions/

extensions/browser/extension_icon_image_unittest.cc

Index: extensions/browser/extension_icon_image_unittest.cc
diff --git a/extensions/browser/extension_icon_image_unittest.cc b/extensions/browser/extension_icon_image_unittest.cc
index 9cc10a49b1fdd088bed102b1853af0b63ff1ffc8..9080c493c45f3e47c50fd865717279e8a14332e3 100644
--- a/extensions/browser/extension_icon_image_unittest.cc
+++ b/extensions/browser/extension_icon_image_unittest.cc
@@ -57,7 +57,7 @@ class MockImageSkiaSource : public gfx::ImageSkiaSource {
   }
   virtual ~MockImageSkiaSource() {}
 
-  virtual gfx::ImageSkiaRep GetImageForScale(float scale) OVERRIDE {
+  virtual gfx::ImageSkiaRep GetImageForScale(float scale) override {
     return image_.GetRepresentation(scale);
   }
 
@@ -167,13 +167,13 @@ class ExtensionIconImageTest : public ExtensionsTest,
   }
 
   // testing::Test overrides:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     file_thread_.Start();
     io_thread_.Start();
   }
 
   // IconImage::Delegate overrides:
-  virtual void OnExtensionIconImageChanged(IconImage* image) OVERRIDE {
+  virtual void OnExtensionIconImageChanged(IconImage* image) override {
     image_loaded_count_++;
     if (quit_in_image_loaded_)
       base::MessageLoop::current()->Quit();