Remove Ash shelf dimmer.

ash/common/shelf/shelf_widget.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 ASH_COMMON_SHELF_SHELF_WIDGET_H_
 #define ASH_COMMON_SHELF_SHELF_WIDGET_H_
 
 #include <memory>
 
 #include "ash/ash_export.h"
@@ skipping 36 matching lines @@
   // Sets the shelf's background type.
   void SetPaintsBackground(ShelfBackgroundType background_type,
                            BackgroundAnimatorChangeType change_type);
   ShelfBackgroundType GetBackgroundType() const;
 
   // Hide the shelf behind a black bar during e.g. a user transition when |hide|
   // is true. The |animation_time_ms| will be used as animation duration.
   void HideShelfBehindBlackBar(bool hide, int animation_time_ms);
   bool IsShelfHiddenBehindBlackBar() const;
 
-  // Causes shelf items to be slightly dimmed (e.g. when a window is maximized).
-  void SetDimsShelf(bool dimming);
-  bool GetDimsShelf() const;
-
   ShelfLayoutManager* shelf_layout_manager() { return shelf_layout_manager_; }
   StatusAreaWidget* status_area_widget() const { return status_area_widget_; }
 
   ShelfView* CreateShelfView();
   void PostCreateShelf();
 
   // Set visibility of the shelf.
   void SetShelfVisibility(bool visible);
   bool IsShelfVisible() const;
 
   bool IsShowingAppList() const;
   bool IsShowingContextMenu() const;
   bool IsShowingOverflowBubble() const;
 
   // Sets the focus cycler.  Also adds the shelf to the cycle.
   void SetFocusCycler(FocusCycler* focus_cycler);
   FocusCycler* GetFocusCycler();
 
   // Called by the activation delegate, before the shelf is activated
   // when no other windows are visible.
   void WillActivateAsFallback() { activating_as_fallback_ = true; }
 
   // Clean up prior to deletion.
   void Shutdown();
 
-  // Force the shelf to be presented in an undimmed state.
-  void ForceUndimming(bool force);
-
   // See WmShelf::UpdateIconPositionForPanel().
   void UpdateIconPositionForPanel(WmWindow* panel);
 
   // See WmShelf::GetScreenBoundsOfItemIconForWindow().
   gfx::Rect GetScreenBoundsOfItemIconForWindow(WmWindow* window);
 
   // Returns the button that opens the app launcher.
   AppListButton* GetAppListButton() const;
 
   // Returns the ApplicationDragAndDropHost for this shelf.
   app_list::ApplicationDragAndDropHost* GetDragAndDropHostForAppList();
 
   // Overridden from views::WidgetObserver:
   void OnWidgetActivationChanged(views::Widget* widget, bool active) override;
 
-  // A function to test the current alpha used by the dimming bar. If there is
-  // no dimmer active, the function will return -1.
-  int GetDimmingAlphaForTest();
-
-  // A function to test the bounds of the dimming bar. Returns gfx::Rect() if
-  // the dimmer is inactive.
-  gfx::Rect GetDimmerBoundsForTest();
-
-  // Disable dimming animations for running tests.
-  void DisableDimmingAnimationsForTest();
-
   // ShelfBackgroundAnimatorObserver overrides:
   void UpdateShelfItemBackground(int alpha) override;
 
   // ShelfLayoutManagerObserver overrides:
   void WillDeleteShelfLayoutManager() override;
 
  private:
   class DelegateView;
   friend class DelegateView;
 
@@ skipping 12 matching lines @@
   ShelfView* shelf_view_;
   ShelfBackgroundAnimator background_animator_;
   bool activating_as_fallback_;
 
   DISALLOW_COPY_AND_ASSIGN(ShelfWidget);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_SHELF_SHELF_WIDGET_H_