cc: Make ScopedResource constructor public, use MakeUnique to construct

cc/output/direct_renderer.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/output/direct_renderer.h"
 
 #include <stddef.h>
 
 #include <unordered_map>
 #include <utility>
@@ skipping 185 matching lines @@
   }
 
   // Delete RenderPass textures from the previous frame that will not be used
   // again.
   for (size_t i = 0; i < passes_to_delete.size(); ++i)
     render_pass_textures_.erase(passes_to_delete[i]);
 
   for (auto& pass : render_passes_in_draw_order) {
     auto& resource = render_pass_textures_[pass->id];
     if (!resource)
-      resource = ScopedResource::Create(resource_provider_);
+      resource = base::MakeUnique<ScopedResource>(resource_provider_);
   }
 }
 
 void DirectRenderer::DrawFrame(RenderPassList* render_passes_in_draw_order,
                                float device_scale_factor,
                                const gfx::Size& device_viewport_size) {
   DCHECK(visible_);
   TRACE_EVENT0("cc", "DirectRenderer::DrawFrame");
   UMA_HISTOGRAM_COUNTS(
       "Renderer4.renderPassCount",
@@ skipping 406 matching lines @@
 gfx::Size DirectRenderer::RenderPassTextureSize(const RenderPass* render_pass) {
   return render_pass->output_rect.size();
 }
 
 void DirectRenderer::SetCurrentFrameForTesting(const DrawingFrame& frame) {
   current_frame_valid_ = true;
   current_frame_ = frame;
 }
 
 }  // namespace cc