Standardize usage of virtual/override/final specifiers.

ui/views/layout/grid_layout.h

 // Copyright (c) 2012 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 UI_VIEWS_LAYOUT_GRID_LAYOUT_H_
 #define UI_VIEWS_LAYOUT_GRID_LAYOUT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 82 matching lines @@
   // An enumeration of the possible ways the size of a column may be obtained.
   enum SizeType {
     // The column size is fixed.
     FIXED,
 
     // The preferred size of the view is used to determine the column size.
     USE_PREF
   };
 
   explicit GridLayout(View* host);
-  virtual ~GridLayout();
+  ~GridLayout() override;
 
   // Creates a GridLayout with kPanel*Margin insets.
   static GridLayout* CreatePanel(View* host);
 
   // Sets the insets. All views are placed relative to these offsets.
   void SetInsets(int top, int left, int bottom, int right);
   void SetInsets(const gfx::Insets& insets);
 
   // Creates a new column set with the specified id and returns it.
   // The id is later used when starting a new row.
@@ skipping 41 matching lines @@
   // pref_width/pref_height is > 0 then the preferred width/height of the view
   // is fixed to the specified value.
   // As a convenience this adds the view to the host. The view becomes owned
   // by the host, and NOT this GridLayout.
   void AddView(View* view, int col_span, int row_span,
                Alignment h_align, Alignment v_align,
                int pref_width, int pref_height);
 
   // Notification we've been installed on a particular host. Checks that host
   // is the same as the View supplied in the constructor.
-  virtual void Installed(View* host) override;
+  void Installed(View* host) override;
 
   // Notification we've been uninstalled on a particular host. Checks that host
   // is the same as the View supplied in the constructor.
-  virtual void Uninstalled(View* host) override;
+  void Uninstalled(View* host) override;
 
   // Notification that a view has been added.
-  virtual void ViewAdded(View* host, View* view) override;
+  void ViewAdded(View* host, View* view) override;
 
   // Notification that a view has been removed.
-  virtual void ViewRemoved(View* host, View* view) override;
+  void ViewRemoved(View* host, View* view) override;
 
   // Layouts out the components.
-  virtual void Layout(View* host) override;
+  void Layout(View* host) override;
 
   // Returns the preferred size for the GridLayout.
-  virtual gfx::Size GetPreferredSize(const View* host) const override;
+  gfx::Size GetPreferredSize(const View* host) const override;
 
-  virtual int GetPreferredHeightForWidth(const View* host,
-                                         int width) const override;
+  int GetPreferredHeightForWidth(const View* host, int width) const override;
 
   void set_minimum_size(const gfx::Size& size) { minimum_size_ = size; }
 
  private:
   // As both Layout and GetPreferredSize need to do nearly the same thing,
   // they both call into this method. This sizes the Columns/Rows as
   // appropriate. If layout is true, width/height give the width/height the
   // of the host, otherwise they are ignored.
   void SizeRowsAndColumns(bool layout,
                           int width,
@@ skipping 172 matching lines @@
   // The master column of those columns that are linked. See Column
   // for a description of what the master column is.
   std::vector<Column*> master_columns_;
 
   DISALLOW_COPY_AND_ASSIGN(ColumnSet);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_LAYOUT_GRID_LAYOUT_H_