cc: Move draw params from SetExternalDrawConstraints to OnDraw

cc/trees/thread_proxy.cc

Index: cc/trees/thread_proxy.cc
diff --git a/cc/trees/thread_proxy.cc b/cc/trees/thread_proxy.cc
index 1abb4c59ccdc438f6170d7a41f5463954ec96891..afa79d879f23968a5ed8d63f1dde9a08f72af266 100644
--- a/cc/trees/thread_proxy.cc
+++ b/cc/trees/thread_proxy.cc
@@ -342,12 +342,6 @@ void ThreadProxy::WillBeginImplFrame(const BeginFrameArgs& args) {
   }
 }
 
-void ThreadProxy::OnResourcelessSoftareDrawStateChanged(
-    bool resourceless_draw) {
-  DCHECK(IsImplThread());
-  impl().scheduler->SetResourcelessSoftareDraw(resourceless_draw);
-}
-
 void ThreadProxy::OnCanDrawStateChanged(bool can_draw) {
   TRACE_EVENT1(
       "cc", "ThreadProxy::OnCanDrawStateChanged", "can_draw", can_draw);
@@ -1145,9 +1139,9 @@ void ThreadProxy::DidCompletePageScaleAnimationOnImplThread() {
   impl().channel_impl->DidCompletePageScaleAnimation();
 }
 
-void ThreadProxy::OnDrawForOutputSurface() {
+void ThreadProxy::OnDrawForOutputSurface(bool resourceless_software_draw) {
   DCHECK(IsImplThread());
-  impl().scheduler->OnDrawForOutputSurface();
+  impl().scheduler->OnDrawForOutputSurface(resourceless_software_draw);
 }
 
 void ThreadProxy::UpdateTopControlsState(TopControlsState constraints,