Revert of cc: Delete all the RendererCapabilities.

cc/test/fake_layer_tree_host.cc

 // Copyright 2013 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/test/fake_layer_tree_host.h"
 
 #include "base/memory/ptr_util.h"
 #include "cc/animation/animation_host.h"
 #include "cc/layers/layer.h"
 #include "cc/test/fake_image_serialization_processor.h"
@@ skipping 21 matching lines @@
     : LayerTreeHost(
           params,
           mode,
           base::MakeUnique<FakeLayerTree>(std::move(params->animation_host),
                                           this)),
       client_(client),
       host_impl_(*params->settings,
                  &task_runner_provider_,
                  &manager_,
                  params->task_graph_runner),
-      needs_commit_(false) {
+      needs_commit_(false),
+      renderer_capabilities_set(false) {
   scoped_refptr<base::SingleThreadTaskRunner> impl_task_runner =
       mode == CompositorMode::THREADED ? base::ThreadTaskRunnerHandle::Get()
                                        : nullptr;
   SetTaskRunnerProviderForTesting(TaskRunnerProvider::Create(
       base::ThreadTaskRunnerHandle::Get(), impl_task_runner));
   client_->SetLayerTreeHost(this);
 }
 
 std::unique_ptr<FakeLayerTreeHost> FakeLayerTreeHost::Create(
     FakeLayerTreeHostClient* client,
@@ skipping 37 matching lines @@
   params.task_graph_runner = task_graph_runner;
   params.image_serialization_processor = image_serialization_processor;
   params.animation_host = AnimationHost::CreateForTesting(ThreadInstance::MAIN);
   return base::WrapUnique(new FakeLayerTreeHost(client, &params, mode));
 }
 
 FakeLayerTreeHost::~FakeLayerTreeHost() {
   client_->SetLayerTreeHost(NULL);
 }
 
+const RendererCapabilities& FakeLayerTreeHost::GetRendererCapabilities() const {
+  if (renderer_capabilities_set)
+    return renderer_capabilities;
+  return LayerTreeHost::GetRendererCapabilities();
+}
+
 void FakeLayerTreeHost::SetNeedsCommit() { needs_commit_ = true; }
 
 LayerImpl* FakeLayerTreeHost::CommitAndCreateLayerImplTree() {
   TreeSynchronizer::SynchronizeTrees(root_layer(), active_tree());
   active_tree()->SetPropertyTrees(property_trees());
   TreeSynchronizer::PushLayerProperties(root_layer()->GetLayerTree(),
                                         active_tree());
   layer_tree_->animation_host()->PushPropertiesTo(host_impl_.animation_host());
 
   active_tree()->UpdatePropertyTreeScrollOffset(property_trees());
@@ skipping 20 matching lines @@
   pending_tree()->SetPropertyTrees(property_trees());
   TreeSynchronizer::PushLayerProperties(root_layer()->GetLayerTree(),
                                         pending_tree());
   layer_tree_->animation_host()->PushPropertiesTo(host_impl_.animation_host());
 
   pending_tree()->UpdatePropertyTreeScrollOffset(property_trees());
   return pending_tree()->root_layer_for_testing();
 }
 
 }  // namespace cc