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

cc/layers/texture_layer_impl.cc

 // Copyright 2011 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/texture_layer_impl.h"
 
 #include <vector>
 
 #include "base/strings/stringprintf.h"
 #include "cc/output/renderer.h"
@@ skipping 31 matching lines @@
   FreeTextureMailbox();
   texture_mailbox_ = mailbox;
   release_callback_ = release_callback.Pass();
   own_mailbox_ = true;
   valid_texture_copy_ = false;
   SetNeedsPushProperties();
 }
 
 scoped_ptr<LayerImpl> TextureLayerImpl::CreateLayerImpl(
     LayerTreeImpl* tree_impl) {
-  return TextureLayerImpl::Create(tree_impl, id()).PassAs<LayerImpl>();
+  return TextureLayerImpl::Create(tree_impl, id());
 }
 
 void TextureLayerImpl::PushPropertiesTo(LayerImpl* layer) {
   LayerImpl::PushPropertiesTo(layer);
 
   TextureLayerImpl* texture_layer = static_cast<TextureLayerImpl*>(layer);
   texture_layer->SetFlipped(flipped_);
   texture_layer->SetUVTopLeft(uv_top_left_);
   texture_layer->SetUVBottomRight(uv_bottom_right_);
   texture_layer->SetVertexOpacity(vertex_opacity_);
@@ skipping 13 matching lines @@
 
   if (own_mailbox_) {
     DCHECK(!external_texture_resource_);
     if ((draw_mode == DRAW_MODE_HARDWARE && texture_mailbox_.IsTexture()) ||
         (draw_mode == DRAW_MODE_SOFTWARE &&
          texture_mailbox_.IsSharedMemory())) {
       external_texture_resource_ =
           resource_provider->CreateResourceFromTextureMailbox(
               texture_mailbox_, release_callback_.Pass());
       DCHECK(external_texture_resource_);
-      texture_copy_.reset();
+      texture_copy_ = nullptr;
       valid_texture_copy_ = false;
     }
     if (external_texture_resource_)
       own_mailbox_ = false;
   }
 
   if (!valid_texture_copy_ && draw_mode == DRAW_MODE_HARDWARE &&
       texture_mailbox_.IsSharedMemory()) {
     DCHECK(!external_texture_resource_);
     // Have to upload a copy to a texture for it to be used in a
@@ skipping 90 matching lines @@
     return SimpleEnclosedRegion(visible_content_rect());
 
   if (blend_background_color_ && (SkColorGetA(background_color()) == 0xFF))
     return SimpleEnclosedRegion(visible_content_rect());
 
   return SimpleEnclosedRegion();
 }
 
 void TextureLayerImpl::ReleaseResources() {
   FreeTextureMailbox();
-  texture_copy_.reset();
+  texture_copy_ = nullptr;
   external_texture_resource_ = 0;
   valid_texture_copy_ = false;
 }
 
 void TextureLayerImpl::SetPremultipliedAlpha(bool premultiplied_alpha) {
   premultiplied_alpha_ = premultiplied_alpha;
   SetNeedsPushProperties();
 }
 
 void TextureLayerImpl::SetBlendBackgroundColor(bool blend) {
@@ skipping 33 matching lines @@
 
 void TextureLayerImpl::FreeTextureMailbox() {
   if (own_mailbox_) {
     DCHECK(!external_texture_resource_);
     if (release_callback_) {
       release_callback_->Run(texture_mailbox_.sync_point(),
                              false,
                              layer_tree_impl()->BlockingMainThreadTaskRunner());
     }
     texture_mailbox_ = TextureMailbox();
-    release_callback_.reset();
+    release_callback_ = nullptr;
   } else if (external_texture_resource_) {
     DCHECK(!own_mailbox_);
     ResourceProvider* resource_provider =
         layer_tree_impl()->resource_provider();
     resource_provider->DeleteResource(external_texture_resource_);
     external_texture_resource_ = 0;
   }
 }
 
 }  // namespace cc