cc: Delete all the RendererCapabilities.

cc/trees/single_thread_proxy.cc

Index: cc/trees/single_thread_proxy.cc
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc
index cf9206c939011ef6b4965eb93e2b2745ee3abb70..2a53ef6d0628899ba3bfd37d73595a9262f9f54a 100644
--- a/cc/trees/single_thread_proxy.cc
+++ b/cc/trees/single_thread_proxy.cc
@@ -152,7 +152,6 @@ void SingleThreadProxy::SetOutputSurface(OutputSurface* output_surface) {
   DCHECK(task_runner_provider_->IsMainThread());
   DCHECK(layer_tree_host_->output_surface_lost());
   DCHECK(output_surface_creation_requested_);
-  renderer_capabilities_for_main_thread_ = RendererCapabilities();
 
   bool success;
   {
@@ -175,12 +174,6 @@ void SingleThreadProxy::SetOutputSurface(OutputSurface* output_surface) {
   }
 }
 
-const RendererCapabilities& SingleThreadProxy::GetRendererCapabilities() const {
-  DCHECK(task_runner_provider_->IsMainThread());
-  DCHECK(!layer_tree_host_->output_surface_lost());
-  return renderer_capabilities_for_main_thread_;
-}
-
 void SingleThreadProxy::SetNeedsAnimate() {
   TRACE_EVENT0("cc", "SingleThreadProxy::SetNeedsAnimate");
   DCHECK(task_runner_provider_->IsMainThread());
@@ -457,12 +450,6 @@ void SingleThreadProxy::DidCompletePageScaleAnimationOnImplThread() {
   layer_tree_host_->DidCompletePageScaleAnimation();
 }
 
-void SingleThreadProxy::UpdateRendererCapabilitiesOnImplThread() {
-  DCHECK(task_runner_provider_->IsImplThread());
-  renderer_capabilities_for_main_thread_ =
-      layer_tree_host_impl_->GetRendererCapabilities().MainThreadCapabilities();
-}
-
 void SingleThreadProxy::DidLoseOutputSurfaceOnImplThread() {
   TRACE_EVENT0("cc", "SingleThreadProxy::DidLoseOutputSurfaceOnImplThread");
   {