views: Rename IsFocusableInRootView() to just IsFocusable().

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 651 matching lines @@
   void SetNextFocusableView(View* view);
 
   // Sets whether this view is capable of taking focus.
   // Note that this is false by default so that a view used as a container does
   // not get the focus.
   void set_focusable(bool focusable) { focusable_ = focusable; }
 
   // Returns true if this view is capable of taking focus.
   bool focusable() const { return focusable_ && enabled_ && visible_; }
 
-  // Returns true if the view is focusable (IsFocusable) and visible in the root
-  // view. See also IsFocusable.
-  virtual bool IsFocusableInRootView() const;
+  // Returns true if this view is |focusable_|, |enabled_| and drawn.
+  virtual bool IsFocusable() const;
 
   // Return whether this view is focusable when the user requires full keyboard
   // access, even though it may not be normally focusable.
   bool IsAccessibilityFocusableInRootView() const;
 
   // Set whether this view can be made focusable if the user requires
   // full keyboard access, even though it's not normally focusable.
   // Note that this is false by default.
   void set_accessibility_focusable(bool accessibility_focusable) {
     accessibility_focusable_ = accessibility_focusable;
@@ skipping 742 matching lines @@
   base::win::ScopedComPtr<NativeViewAccessibilityWin>
       native_view_accessibility_win_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(View);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_VIEW_H_