Move MdFocusRing to be a property of FocusManager.

ui/views/focus/focus_manager.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_FOCUS_FOCUS_MANAGER_H_
 #define UI_VIEWS_FOCUS_FOCUS_MANAGER_H_
 
 #include <list>
 #include <map>
 #include <memory>
@@ skipping 65 matching lines @@
 
 namespace ui {
 class AcceleratorManager;
 class AcceleratorTarget;
 class EventHandler;
 class KeyEvent;
 }
 
 namespace views {
 
+namespace internal {
+class MdFocusRing;
+}
+
 class FocusManagerDelegate;
 class FocusSearch;
 class View;
 class Widget;
 
 // The FocusTraversable interface is used by components that want to process
 // focus traversal events (due to Tab/Shift-Tab key events).
 class VIEWS_EXPORT FocusTraversable {
  public:
   // Return a FocusSearch object that implements the algorithm to find
@@ skipping 281 matching lines @@
 
   // This is true if full keyboard accessibility is needed. This causes
   // IsAccessibilityFocusable() to be checked rather than IsFocusable(). This
   // can be set depending on platform constraints. FocusSearch uses this in
   // addition to its own accessibility mode, which handles accessibility at the
   // FocusTraversable level. Currently only used on Mac, when Full Keyboard
   // access is enabled.
   // Default value is false.
   bool keyboard_accessible_;
 
+  // See class-level comment for MdFocusRing.
+  std::unique_ptr<internal::MdFocusRing> focus_ring_;
+
   DISALLOW_COPY_AND_ASSIGN(FocusManager);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_FOCUS_FOCUS_MANAGER_H_