MacViews: Remove redundant virtuals in NativeWidgetMac and co.

ui/views/cocoa/bridged_native_widget_unittest.mm

Index: ui/views/cocoa/bridged_native_widget_unittest.mm
diff --git a/ui/views/cocoa/bridged_native_widget_unittest.mm b/ui/views/cocoa/bridged_native_widget_unittest.mm
index 96fc1f974662a520ab191cfc7340992d530343ab..0ca3ec10dd4f3df7c4c5dd943ec65b87e514ba39 100644
--- a/ui/views/cocoa/bridged_native_widget_unittest.mm
+++ b/ui/views/cocoa/bridged_native_widget_unittest.mm
@@ -78,7 +78,7 @@ class MockNativeWidgetMac : public NativeWidgetMac {
   }
 
   // internal::NativeWidgetPrivate:
-  virtual void InitNativeWidget(const Widget::InitParams& params) override {
+  void InitNativeWidget(const Widget::InitParams& params) override {
     ownership_ = params.ownership;
 
     // Usually the bridge gets initialized here. It is skipped to run extra
@@ -86,7 +86,7 @@ class MockNativeWidgetMac : public NativeWidgetMac {
     delegate()->OnNativeWidgetCreated(true);
   }
 
-  virtual void ReorderNativeViews() override {
+  void ReorderNativeViews() override {
     // Called via Widget::Init to set the content view. No-op in these tests.
   }
 
@@ -107,7 +107,7 @@ class BridgedNativeWidgetTestBase : public ui::CocoaTest {
   }
 
   // Overridden from testing::Test:
-  virtual void SetUp() override {
+  void SetUp() override {
     ui::CocoaTest::SetUp();
 
     init_params_.native_widget = native_widget_mac_;
@@ -133,7 +133,7 @@ class BridgedNativeWidgetTestBase : public ui::CocoaTest {
 class BridgedNativeWidgetTest : public BridgedNativeWidgetTestBase {
  public:
   BridgedNativeWidgetTest();
-  virtual ~BridgedNativeWidgetTest();
+  ~BridgedNativeWidgetTest() override;
 
   // Install a textfield in the view hierarchy and make it the text input
   // client.
@@ -143,8 +143,8 @@ class BridgedNativeWidgetTest : public BridgedNativeWidgetTestBase {
   std::string GetText();
 
   // testing::Test:
-  virtual void SetUp() override;
-  virtual void TearDown() override;
+  void SetUp() override;
+  void TearDown() override;
 
  protected:
   scoped_ptr<views::View> view_;