Smaller assets for phantom windows when using --ash-enable-alternate-caption-button

ash/wm/workspace/phantom_window_controller.cc

 // 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.
 
 #include "ash/wm/workspace/phantom_window_controller.h"
 
 #include "ash/ash_switches.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/coordinate_conversion.h"
@@ skipping 19 matching lines @@
 const int kAnimationDurationMs = 200;
 
 // The size of the phantom window at the beginning of the show animation in
 // relation to the size of the phantom window at the end of the animation when
 // using the alternate caption button style.
 const float kAlternateCaptionButtonStyleAnimationInitialBoundsRatio = 0.85f;
 
 // The amount of pixels that the phantom window's shadow should extend past
 // the bounds passed into Show(). There is no shadow when not using the
 // alternate caption button style.
-const int kShadowThickness = 60;
+const int kShadowThickness = 15;
 
 // Converts the bounds of a phantom window without a shadow to those of a
 // phantom window with a shadow.
 gfx::Rect GetBoundsWithShadow(const gfx::Rect& bounds) {
   gfx::Rect bounds_with_shadow(bounds);
   // Phantom windows have a shadow solely when using the alternate caption
   // button style.
   if (switches::UseAlternateFrameCaptionButtonStyle())
     bounds_with_shadow.Inset(-kShadowThickness, -kShadowThickness);
   return bounds_with_shadow;
@@ skipping 202 matching lines @@
   ui::ScopedLayerAnimationSettings scoped_setter(widget_layer->GetAnimator());
   scoped_setter.SetTransitionDuration(
       base::TimeDelta::FromMilliseconds(kAnimationDurationMs));
   widget_layer->SetOpacity(1);
 
   return phantom_widget.Pass();
 }
 
 }  // namespace internal
 }  // namespace ash