Revert of p1 mus+ash chrome renders ui and content

ui/views/mus/window_tree_host_mus.h

Index: ui/views/mus/window_tree_host_mus.h
diff --git a/ui/views/mus/window_tree_host_mus.h b/ui/views/mus/window_tree_host_mus.h
index 1a4473ee7a6c84a94335466e8b0af302ffd0b1ed..5882a28d6262876b9e49d4df4b1a6cb453d18ee0 100644
--- a/ui/views/mus/window_tree_host_mus.h
+++ b/ui/views/mus/window_tree_host_mus.h
@@ -12,10 +12,6 @@
 
 class SkBitmap;
 
-namespace bitmap_uploader {
-class BitmapUploader;
-}
-
 namespace mojo {
 class Shell;
 }
@@ -26,7 +22,6 @@
 
 namespace ui {
 class Compositor;
-class ViewProp;
 }
 
 namespace views {
@@ -44,9 +39,6 @@
   ~WindowTreeHostMus() override;
 
   PlatformWindowMus* platform_window();
-  bitmap_uploader::BitmapUploader* bitmap_uploader() {
-    return bitmap_uploader_.get();
-  };
   ui::PlatformWindowState show_state() const { return show_state_; }
 
  private:
@@ -59,8 +51,6 @@
   NativeWidgetMus* native_widget_;
   scoped_ptr<InputMethodMUS> input_method_;
   ui::PlatformWindowState show_state_;
-  scoped_ptr<bitmap_uploader::BitmapUploader> bitmap_uploader_;
-  scoped_ptr<ui::ViewProp> prop_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostMus);
 };