Revert "Make SingleThreadProxy a SchedulerClient"

android_webview/browser/hardware_renderer.cc

Index: android_webview/browser/hardware_renderer.cc
diff --git a/android_webview/browser/hardware_renderer.cc b/android_webview/browser/hardware_renderer.cc
index d4c28b9b0613afb287a2a36bd4fc4caa97511e52..5fb527fe92d970edc9a21070eaa8d8fe7f049d1e 100644
--- a/android_webview/browser/hardware_renderer.cc
+++ b/android_webview/browser/hardware_renderer.cc
@@ -95,9 +95,6 @@ HardwareRenderer::HardwareRenderer(SharedRendererState* state)
   // Webview does not own the surface so should not clear it.
   settings.should_clear_root_render_pass = false;
 
-  // TODO(enne): Update this this compositor to use a synchronous scheduler.
-  settings.single_thread_proxy_scheduler = false;
-
   layer_tree_host_ =
       cc::LayerTreeHost::CreateSingleThreaded(this, this, NULL, settings, NULL);
   layer_tree_host_->SetRootLayer(root_layer_);