Use the new DrawHighlight() helper to replace GlowHoverController::Draw().

ui/views/controls/glow_hover_controller.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_CONTROLS_GLOW_HOVER_CONTROLLER_H_
 #define UI_VIEWS_CONTROLS_GLOW_HOVER_CONTROLLER_H_
 
 #include "ui/gfx/animation/animation_delegate.h"
 #include "ui/gfx/animation/slide_animation.h"
 #include "ui/views/views_export.h"
@@ skipping 26 matching lines @@
   explicit GlowHoverController(views::View* view);
   ~GlowHoverController() override;
 
   // Sets the AnimationContainer used by the animation.
   void SetAnimationContainer(gfx::AnimationContainer* container);
 
   // Sets the location of the hover, relative to the View passed to the
   // constructor.
   void SetLocation(const gfx::Point& location);
 
+  const gfx::Point& location() const { return location_; }
+
   // Initiates showing the hover.
   void Show(Style style);
 
   // Hides the hover.
   void Hide();
 
   // Hides the hover immediately.
   void HideImmediately();
 
   // Returns the value of the animation.
   double GetAnimationValue() const;
 
+  SkAlpha GetAlpha() const;
+
   // Returns true if there is something to be drawn. Use this instead of
   // invoking Draw() if creating |mask_image| is expensive.
   bool ShouldDraw() const;
 
-  // If the hover is currently visible it is drawn to the supplied canvas.
-  // |mask_image| is used to determine what parts of the canvas to draw on.
-  void Draw(gfx::Canvas* canvas, const gfx::ImageSkia& mask_image) const;
-
   // gfx::AnimationDelegate overrides:
   void AnimationEnded(const gfx::Animation* animation) override;
   void AnimationProgressed(const gfx::Animation* animation) override;
 
  private:
   // View we're drawing to.
   views::View* view_;
 
   // Opacity of the glow ramps up over time.
   gfx::SlideAnimation animation_;
 
   // Location of the glow, relative to view.
   gfx::Point location_;
   double opacity_scale_;
 
   DISALLOW_COPY_AND_ASSIGN(GlowHoverController);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_GLOW_HOVER_CONTROLLER_H_