Allow updating arc widget bounds in maximize/fullscreen state.

components/exo/shell_surface.h

 // Copyright 2015 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 COMPONENTS_EXO_SHELL_SURFACE_H_
 #define COMPONENTS_EXO_SHELL_SURFACE_H_
 
 #include <deque>
 #include <memory>
 #include <string>
@@ skipping 243 matching lines @@
   // Returns the "visible bounds" for the surface from the user's perspective.
   gfx::Rect GetVisibleBounds() const;
 
   // Returns the origin for the surface taking visible bounds and current
   // resize direction into account.
   gfx::Point GetSurfaceOrigin() const;
 
   // Updates the bounds of widget to match the current surface bounds.
   void UpdateWidgetBounds();
 
+  void ShowShadowUnderlay(const gfx::Rect& bounds, float opacity);
+
   // Creates, deletes and update the shadow bounds based on
   // |pending_shadow_content_bounds_|.
   void UpdateShadow();
 
   views::Widget* widget_ = nullptr;
   Surface* surface_;
   aura::Window* parent_;
   const gfx::Rect initial_bounds_;
   const bool activatable_;
   // Container Window Id (see ash/common/shell_window_ids.h)
@@ skipping 25 matching lines @@
   int top_inset_height_ = 0;
   int pending_top_inset_height_ = 0;
   float rectangular_shadow_background_opacity_ = 1.0;
 
   DISALLOW_COPY_AND_ASSIGN(ShellSurface);
 };
 
 }  // namespace exo
 
 #endif  // COMPONENTS_EXO_SHELL_SURFACE_H_