replace OVERRIDE and FINAL with override and final in athena/

athena/test/chrome/athena_browsertest.h

Index: athena/test/chrome/athena_browsertest.h
diff --git a/athena/test/chrome/athena_browsertest.h b/athena/test/chrome/athena_browsertest.h
index b14ecc1e3db6894e58583711fd38bfe7f18475b1..8402afb4d78942ac4bf02091a612df43cdb42a93 100644
--- a/athena/test/chrome/athena_browsertest.h
+++ b/athena/test/chrome/athena_browsertest.h
@@ -24,7 +24,7 @@ class AthenaBrowserTest : public InProcessBrowserTest {
 
   // Configures everything for an in process browser test, then invokes
   // BrowserMain. BrowserMain ends up invoking RunTestOnMainThreadLoop.
-  virtual void SetUp() OVERRIDE;
+  virtual void SetUp() override;
 
  protected:
   // Sends a memory pressure event to the resource manager with a new |pressure|
@@ -43,7 +43,7 @@ class AthenaBrowserTest : public InProcessBrowserTest {
   void WaitUntilIdle();
 
   // BrowserTestBase:
-  virtual void SetUpOnMainThread() OVERRIDE;
+  virtual void SetUpOnMainThread() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AthenaBrowserTest);