Revert of Support impl-side painting in Mandoline.

components/html_viewer/web_layer_tree_view_impl.h

Index: components/html_viewer/web_layer_tree_view_impl.h
diff --git a/components/html_viewer/web_layer_tree_view_impl.h b/components/html_viewer/web_layer_tree_view_impl.h
index d52252746bdc6f65620d22cb448b33bb9329b39b..d9cef8cf1e0e806aa7712ec05a05bff2816e9761 100644
--- a/components/html_viewer/web_layer_tree_view_impl.h
+++ b/components/html_viewer/web_layer_tree_view_impl.h
@@ -26,11 +26,6 @@
 
 namespace cc {
 class LayerTreeHost;
-class TaskGraphRunner;
-}
-
-namespace gpu {
-class GpuMemoryBufferManager;
 }
 
 namespace mojo {
@@ -45,8 +40,6 @@
  public:
   WebLayerTreeViewImpl(
       scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner,
-      gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
-      cc::TaskGraphRunner* task_graph_runner,
       mojo::SurfacePtr surface,
       mojo::GpuPtr gpu_service);
   ~WebLayerTreeViewImpl() override;