cc: Remove use of PassAs() and constructor-casting with scoped_ptr.

cc/layers/nine_patch_layer_impl.cc

 // Copyright 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 "cc/layers/nine_patch_layer_impl.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "cc/base/math_util.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "cc/trees/occlusion_tracker.h"
 #include "ui/gfx/rect_f.h"
 
 namespace cc {
 
 NinePatchLayerImpl::NinePatchLayerImpl(LayerTreeImpl* tree_impl, int id)
     : UIResourceLayerImpl(tree_impl, id),
       fill_center_(false) {}
 
 NinePatchLayerImpl::~NinePatchLayerImpl() {}
 
 scoped_ptr<LayerImpl> NinePatchLayerImpl::CreateLayerImpl(
     LayerTreeImpl* tree_impl) {
-  return NinePatchLayerImpl::Create(tree_impl, id()).PassAs<LayerImpl>();
+  return NinePatchLayerImpl::Create(tree_impl, id());
 }
 
 void NinePatchLayerImpl::PushPropertiesTo(LayerImpl* layer) {
   UIResourceLayerImpl::PushPropertiesTo(layer);
   NinePatchLayerImpl* layer_impl = static_cast<NinePatchLayerImpl*>(layer);
 
   layer_impl->SetLayout(image_aperture_, border_, fill_center_);
 }
 
 static gfx::RectF NormalizedRect(float x,
@@ skipping 356 matching lines @@
   result->Set("ImageBounds", list);
 
   result->Set("Border", MathUtil::AsValue(border_).release());
 
   result->SetBoolean("FillCenter", fill_center_);
 
   return result;
 }
 
 }  // namespace cc