replace OVERRIDE and FINAL with override and final in ash/

ash/wm/overview/window_selector_unittest.cc

Index: ash/wm/overview/window_selector_unittest.cc
diff --git a/ash/wm/overview/window_selector_unittest.cc b/ash/wm/overview/window_selector_unittest.cc
index 81594698bc02512e6d443d6798cd1e136dc9850d..a892c45f7ee97f0623c40647aa0b0a33407e1926 100644
--- a/ash/wm/overview/window_selector_unittest.cc
+++ b/ash/wm/overview/window_selector_unittest.cc
@@ -56,7 +56,7 @@ namespace {
 class NonActivatableActivationDelegate
     : public aura::client::ActivationDelegate {
  public:
-  virtual bool ShouldActivate() const OVERRIDE {
+  virtual bool ShouldActivate() const override {
     return false;
   }
 };
@@ -75,7 +75,7 @@ class WindowSelectorTest : public test::AshTestBase {
   WindowSelectorTest() {}
   virtual ~WindowSelectorTest() {}
 
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     test::AshTestBase::SetUp();
     ASSERT_TRUE(test::TestShelfDelegate::instance());