Standardize usage of virtual/override/final specifiers.

chrome/browser/ui/views/desktop_media_picker_views.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_DESKTOP_MEDIA_PICKER_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_DESKTOP_MEDIA_PICKER_VIEWS_H_
 
 #include "chrome/browser/media/desktop_media_list_observer.h"
 #include "chrome/browser/media/desktop_media_picker.h"
 #include "ui/views/window/dialog_delegate.h"
 
 namespace views {
 class ImageView;
 class Label;
 }  // namespace views
 
 class DesktopMediaPickerDialogView;
 class DesktopMediaPickerViews;
 class DesktopMediaSourceView;
 
 // View that shows a list of desktop media sources available from
 // DesktopMediaList.
 class DesktopMediaListView : public views::View,
                              public DesktopMediaListObserver {
  public:
   DesktopMediaListView(DesktopMediaPickerDialogView* parent,
                        scoped_ptr<DesktopMediaList> media_list);
-  virtual ~DesktopMediaListView();
+  ~DesktopMediaListView() override;
 
   void StartUpdating(content::DesktopMediaID::Id dialog_window_id);
 
   // Called by DesktopMediaSourceView when selection has changed.
   void OnSelectionChanged();
 
   // Called by DesktopMediaSourceView when a source has been double-clicked.
   void OnDoubleClick();
 
   // Returns currently selected source.
   DesktopMediaSourceView* GetSelection();
 
   // views::View overrides.
-  virtual gfx::Size GetPreferredSize() const override;
-  virtual void Layout() override;
-  virtual bool OnKeyPressed(const ui::KeyEvent& event) override;
+  gfx::Size GetPreferredSize() const override;
+  void Layout() override;
+  bool OnKeyPressed(const ui::KeyEvent& event) override;
 
  private:
   // DesktopMediaList::Observer interface
-  virtual void OnSourceAdded(int index) override;
-  virtual void OnSourceRemoved(int index) override;
-  virtual void OnSourceMoved(int old_index, int new_index) override;
-  virtual void OnSourceNameChanged(int index) override;
-  virtual void OnSourceThumbnailChanged(int index) override;
+  void OnSourceAdded(int index) override;
+  void OnSourceRemoved(int index) override;
+  void OnSourceMoved(int old_index, int new_index) override;
+  void OnSourceNameChanged(int index) override;
+  void OnSourceThumbnailChanged(int index) override;
 
   // Accepts whatever happens to be selected right now.
   void AcceptSelection();
 
   DesktopMediaPickerDialogView* parent_;
   scoped_ptr<DesktopMediaList> media_list_;
   base::WeakPtrFactory<DesktopMediaListView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopMediaListView);
 };
 
 // View used for each item in DesktopMediaListView. Shows a single desktop media
 // source as a thumbnail with the title under it.
 class DesktopMediaSourceView : public views::View {
  public:
   DesktopMediaSourceView(DesktopMediaListView* parent,
                          content::DesktopMediaID source_id);
-  virtual ~DesktopMediaSourceView();
+  ~DesktopMediaSourceView() override;
 
   // Updates thumbnail and title from |source|.
   void SetName(const base::string16& name);
   void SetThumbnail(const gfx::ImageSkia& thumbnail);
 
   // Id for the source shown by this View.
   const content::DesktopMediaID& source_id() const { return source_id_; }
 
   // Returns true if the source is selected.
   bool is_selected() const { return selected_; }
 
   // views::View interface.
-  virtual const char* GetClassName() const override;
-  virtual void Layout() override;
-  virtual views::View* GetSelectedViewForGroup(int group) override;
-  virtual bool IsGroupFocusTraversable() const override;
-  virtual void OnPaint(gfx::Canvas* canvas) override;
-  virtual void OnFocus() override;
-  virtual void OnBlur() override;
-  virtual bool OnMousePressed(const ui::MouseEvent& event) override;
-  virtual void OnGestureEvent(ui::GestureEvent* event) override;
+  const char* GetClassName() const override;
+  void Layout() override;
+  views::View* GetSelectedViewForGroup(int group) override;
+  bool IsGroupFocusTraversable() const override;
+  void OnPaint(gfx::Canvas* canvas) override;
+  void OnFocus() override;
+  void OnBlur() override;
+  bool OnMousePressed(const ui::MouseEvent& event) override;
+  void OnGestureEvent(ui::GestureEvent* event) override;
 
  private:
   // Updates selection state of the element. If |selected| is true then also
   // calls SetSelected(false) for the source view that was selected before that
   // (if any).
   void SetSelected(bool selected);
 
   DesktopMediaListView* parent_;
   content::DesktopMediaID source_id_;
 
   views::ImageView* image_view_;
   views::Label* label_;
 
   bool selected_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopMediaSourceView);
 };
 
 // Dialog view used for DesktopMediaPickerViews.
 class DesktopMediaPickerDialogView : public views::DialogDelegateView {
  public:
   DesktopMediaPickerDialogView(content::WebContents* parent_web_contents,
                                gfx::NativeWindow context,
                                DesktopMediaPickerViews* parent,
                                const base::string16& app_name,
                                const base::string16& target_name,
                                scoped_ptr<DesktopMediaList> media_list);
-  virtual ~DesktopMediaPickerDialogView();
+  ~DesktopMediaPickerDialogView() override;
 
   // Called by parent (DesktopMediaPickerViews) when it's destroyed.
   void DetachParent();
 
   // Called by DesktopMediaListView.
   void OnSelectionChanged();
   void OnDoubleClick();
 
   // views::View overrides.
-  virtual gfx::Size GetPreferredSize() const override;
-  virtual void Layout() override;
+  gfx::Size GetPreferredSize() const override;
+  void Layout() override;
 
   // views::DialogDelegateView overrides.
-  virtual ui::ModalType GetModalType() const override;
-  virtual base::string16 GetWindowTitle() const override;
-  virtual bool IsDialogButtonEnabled(ui::DialogButton button) const override;
-  virtual base::string16 GetDialogButtonLabel(
-      ui::DialogButton button) const override;
-  virtual bool Accept() override;
-  virtual void DeleteDelegate() override;
+  ui::ModalType GetModalType() const override;
+  base::string16 GetWindowTitle() const override;
+  bool IsDialogButtonEnabled(ui::DialogButton button) const override;
+  base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
+  bool Accept() override;
+  void DeleteDelegate() override;
 
   void OnMediaListRowsChanged();
 
   DesktopMediaSourceView* GetMediaSourceViewForTesting(int index) const;
 
  private:
   DesktopMediaPickerViews* parent_;
   base::string16 app_name_;
 
   views::Label* label_;
   views::ScrollView* scroll_view_;
   DesktopMediaListView* list_view_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopMediaPickerDialogView);
 };
 
 // Implementation of DesktopMediaPicker for Views.
 class DesktopMediaPickerViews : public DesktopMediaPicker {
  public:
   DesktopMediaPickerViews();
-  virtual ~DesktopMediaPickerViews();
+  ~DesktopMediaPickerViews() override;
 
   void NotifyDialogResult(content::DesktopMediaID source);
 
   // DesktopMediaPicker overrides.
-  virtual void Show(content::WebContents* web_contents,
-                    gfx::NativeWindow context,
-                    gfx::NativeWindow parent,
-                    const base::string16& app_name,
-                    const base::string16& target_name,
-                    scoped_ptr<DesktopMediaList> media_list,
-                    const DoneCallback& done_callback) override;
+  void Show(content::WebContents* web_contents,
+            gfx::NativeWindow context,
+            gfx::NativeWindow parent,
+            const base::string16& app_name,
+            const base::string16& target_name,
+            scoped_ptr<DesktopMediaList> media_list,
+            const DoneCallback& done_callback) override;
 
   DesktopMediaPickerDialogView* GetDialogViewForTesting() const {
     return dialog_;
   }
 
  private:
   DoneCallback callback_;
 
   // The |dialog_| is owned by the corresponding views::Widget instance.
   // When DesktopMediaPickerViews is destroyed the |dialog_| is destroyed
   // asynchronously by closing the widget.
   DesktopMediaPickerDialogView* dialog_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopMediaPickerViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_DESKTOP_MEDIA_PICKER_VIEWS_H_