cc: Merge TileTaskRunner to TileTaskWorkerPool.

cc/trees/layer_tree_host_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/trees/layer_tree_host_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 2147 matching lines @@
         output_surface_->worker_context_provider(),
         settings_.renderer_settings.preferred_tile_format));
   } else {
     image_decode_controller_ =
         base::WrapUnique(new SoftwareImageDecodeController(
             settings_.renderer_settings.preferred_tile_format));
   }
 
   // TODO(vmpstr): Initialize tile task limit at ctor time.
   tile_manager_->SetResources(
-      resource_pool_.get(), tile_task_worker_pool_->AsTileTaskRunner(),
+      resource_pool_.get(), tile_task_worker_pool_.get(),
       image_decode_controller_.get(),
       is_synchronous_single_threaded_ ? std::numeric_limits<size_t>::max()
                                       : settings_.scheduled_raster_task_limit,
       use_gpu_rasterization_);
   UpdateTileManagerMemoryPolicy(ActualManagedMemoryPolicy());
 }
 
 void LayerTreeHostImpl::CreateResourceAndTileTaskWorkerPool(
     std::unique_ptr<TileTaskWorkerPool>* tile_task_worker_pool,
     std::unique_ptr<ResourcePool>* resource_pool) {
@@ skipping 1801 matching lines @@
   return task_runner_provider_->HasImplThread();
 }
 
 bool LayerTreeHostImpl::CommitToActiveTree() const {
   // In single threaded mode we skip the pending tree and commit directly to the
   // active tree.
   return !task_runner_provider_->HasImplThread();
 }
 
 }  // namespace cc