views: Convert IsEnabled() to just enabled() since it's just a simple accessor.

ui/views/view.h

 // Copyright (c) 2011 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_VIEW_H_
 #define UI_VIEWS_VIEW_H_
 #pragma once
 
 #include <algorithm>
 #include <map>
@@ skipping 240 matching lines @@
   // Return whether a view and its ancestors are visible. Returns true if the
   // path from this view to the root view is visible.
   virtual bool IsVisibleInRootView() const;
 
   // Set whether this view is enabled. A disabled view does not receive keyboard
   // or mouse inputs. If flag differs from the current value, SchedulePaint is
   // invoked.
   void SetEnabled(bool enabled);
 
   // Returns whether the view is enabled.
-  virtual bool IsEnabled() const;
+  bool enabled() const { return enabled_; }
 
   // This indicates that the view completely fills its bounds in an opaque
   // color. This doesn't affect compositing but is a hint to the compositor to
   // optimize painting.
   // Note that this method does not implicitly create a layer if one does not
   // already exist for the View, but is a no-op in that case.
   void SetFillsBoundsOpaquely(bool fills_bounds_opaquely);
 
   // Transformations -----------------------------------------------------------
 
@@ skipping 1159 matching lines @@
   base::win::ScopedComPtr<NativeViewAccessibilityWin>
       native_view_accessibility_win_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(View);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_VIEW_H_