Changes code using Compositor to pass in ContextFactory

ash/host/ash_window_tree_host_x11.cc

Index: ash/host/ash_window_tree_host_x11.cc
diff --git a/ash/host/ash_window_tree_host_x11.cc b/ash/host/ash_window_tree_host_x11.cc
index a050a349f021cc26bd10af2f92763a52e51e9b03..ac15df78a3861b70a443e7b1c33477276d5a598c 100644
--- a/ash/host/ash_window_tree_host_x11.cc
+++ b/ash/host/ash_window_tree_host_x11.cc
@@ -30,8 +30,9 @@
 
 namespace ash {
 
-AshWindowTreeHostX11::AshWindowTreeHostX11(const gfx::Rect& initial_bounds)
-    : WindowTreeHostX11(initial_bounds),
+AshWindowTreeHostX11::AshWindowTreeHostX11(const gfx::Rect& initial_bounds,
+                                           ui::ContextFactory* context_factory)
+    : WindowTreeHostX11(initial_bounds, context_factory),
       transformer_helper_(this),
       display_ids_(std::make_pair(gfx::Display::kInvalidDisplayID,
                                   gfx::Display::kInvalidDisplayID)) {
@@ -284,7 +285,8 @@ void AshWindowTreeHostX11::SetCrOSTapPaused(bool state) {
 
 AshWindowTreeHost* AshWindowTreeHost::Create(
     const AshWindowTreeHostInitParams& init_params) {
-  return new AshWindowTreeHostX11(init_params.initial_bounds);
+  return new AshWindowTreeHostX11(init_params.initial_bounds,
+                                  init_params.context_factory);
 }
 
 }  // namespace ash