Standardize usage of virtual/override/final specifiers.

ash/shell_unittest.cc

Index: ash/shell_unittest.cc
diff --git a/ash/shell_unittest.cc b/ash/shell_unittest.cc
index 160d2957110dbda8ec84c209e50ca5d8b8b19c22..ab09f9a9707497f10bc199f397fd44187dbd9835 100644
--- a/ash/shell_unittest.cc
+++ b/ash/shell_unittest.cc
@@ -92,21 +92,15 @@ void ExpectAllContainers() {
 class ModalWindow : public views::WidgetDelegateView {
  public:
   ModalWindow() {}
-  virtual ~ModalWindow() {}
+  ~ModalWindow() override {}
 
   // Overridden from views::WidgetDelegate:
-  virtual views::View* GetContentsView() override {
-    return this;
-  }
-  virtual bool CanResize() const override {
-    return true;
-  }
-  virtual base::string16 GetWindowTitle() const override {
+  views::View* GetContentsView() override { return this; }
+  bool CanResize() const override { return true; }
+  base::string16 GetWindowTitle() const override {
     return base::ASCIIToUTF16("Modal Window");
   }
-  virtual ui::ModalType GetModalType() const override {
-    return ui::MODAL_TYPE_SYSTEM;
-  }
+  ui::ModalType GetModalType() const override { return ui::MODAL_TYPE_SYSTEM; }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ModalWindow);
@@ -115,24 +109,18 @@ class ModalWindow : public views::WidgetDelegateView {
 class SimpleMenuDelegate : public ui::SimpleMenuModel::Delegate {
  public:
   SimpleMenuDelegate() {}
-  virtual ~SimpleMenuDelegate() {}
+  ~SimpleMenuDelegate() override {}
 
-  virtual bool IsCommandIdChecked(int command_id) const override {
-    return false;
-  }
+  bool IsCommandIdChecked(int command_id) const override { return false; }
 
-  virtual bool IsCommandIdEnabled(int command_id) const override {
-    return true;
-  }
+  bool IsCommandIdEnabled(int command_id) const override { return true; }
 
-  virtual bool GetAcceleratorForCommandId(
-      int command_id,
-      ui::Accelerator* accelerator) override {
+  bool GetAcceleratorForCommandId(int command_id,
+                                  ui::Accelerator* accelerator) override {
     return false;
   }
 
-  virtual void ExecuteCommand(int command_id, int event_flags) override {
-  }
+  void ExecuteCommand(int command_id, int event_flags) override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SimpleMenuDelegate);
@@ -279,9 +267,7 @@ class TestModalDialogDelegate : public views::DialogDelegateView {
   TestModalDialogDelegate() {}
 
   // Overridden from views::WidgetDelegate:
-  virtual ui::ModalType GetModalType() const override {
-    return ui::MODAL_TYPE_SYSTEM;
-  }
+  ui::ModalType GetModalType() const override { return ui::MODAL_TYPE_SYSTEM; }
 };
 
 TEST_F(ShellTest, CreateLockScreenModalWindow) {
@@ -525,7 +511,7 @@ TEST_F(ShellTest, EnvPreTargetHandler) {
 class ShellTest2 : public test::AshTestBase {
  public:
   ShellTest2() {}
-  virtual ~ShellTest2() {}
+  ~ShellTest2() override {}
 
  protected:
   scoped_ptr<aura::Window> window_;