gpu: Remove async texture uploads.

components/html_viewer/web_layer_tree_view_impl.cc

 // Copyright 2014 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 "components/html_viewer/web_layer_tree_view_impl.h"
 
 #include "base/thread_task_runner_handle.h"
 #include "cc/blink/web_layer_impl.h"
 #include "cc/layers/layer.h"
 #include "cc/output/begin_frame_args.h"
@@ skipping 21 matching lines @@
   main_thread_bound_weak_ptr_ = weak_factory_.GetWeakPtr();
 
   cc::LayerTreeSettings settings;
 
   // Must match the value of
   // blink::RuntimeEnabledFeature::slimmingPaintEnabled()
   settings.use_display_lists = true;
 
   settings.use_image_texture_targets = std::vector<unsigned>(
       static_cast<size_t>(gfx::BufferFormat::LAST) + 1, GL_TEXTURE_2D);
-  settings.use_one_copy = true;
   // TODO(jam): use multiple compositor raster threads and set gather_pixel_refs
   // accordingly (see content).
 
   // For web contents, layer transforms should scale up the contents of layers
   // to keep content always crisp when possible.
   settings.layer_transforms_should_scale_layer_contents = true;
 
   // TODO(rjkroege): Not having a shared tile transport breaks
   // software compositing. Add bitmap transport support.
   cc::SharedBitmapManager* shared_bitmap_manager = nullptr;
@@ skipping 200 matching lines @@
       base::Bind(&WebLayerTreeViewImpl::DidCreateSurfaceOnMainThread,
                  main_thread_bound_weak_ptr_,
                  id));
 }
 
 void WebLayerTreeViewImpl::DidCreateSurfaceOnMainThread(cc::SurfaceId id) {
   view_->SetSurfaceId(mojo::SurfaceId::From(id));
 }
 
 }  // namespace html_viewer