cc : Delete LayerImpl::opacity

cc/input/scrollbar_animation_controller_thinning.cc

 // Copyright 2013 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 "cc/input/scrollbar_animation_controller_thinning.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/time/time.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/layers/scrollbar_layer_impl_base.h"
@@ skipping 122 matching lines @@
 }
 
 void ScrollbarAnimationControllerThinning::ApplyOpacityAndThumbThicknessScale(
     float opacity,
     float thumb_thickness_scale) {
   for (ScrollbarLayerImplBase* scrollbar : Scrollbars()) {
     if (!scrollbar->is_overlay_scrollbar())
       continue;
     float effective_opacity =
         scrollbar->CanScrollOrientation()
-            ? AdjustScale(opacity, scrollbar->opacity(), opacity_change_)
+            ? AdjustScale(opacity, scrollbar->Opacity(), opacity_change_)
             : 0;
 
     scrollbar->OnOpacityAnimated(effective_opacity);
     scrollbar->SetThumbThicknessScaleFactor(AdjustScale(
         thumb_thickness_scale, scrollbar->thumb_thickness_scale_factor(),
         thickness_change_));
   }
 }
 
 }  // namespace cc