Changes code using Compositor to pass in ContextFactory

ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc

Index: ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
diff --git a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
index 82ad88a204e428432f3bbf43e73572eac369b064..a5e9ad09d6425dcd6569e4ae0dff5d7af452f78e 100644
--- a/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
+++ b/ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
@@ -118,7 +118,8 @@ ui::NativeTheme* DesktopWindowTreeHost::GetNativeTheme(aura::Window* window) {
 // DesktopWindowTreeHostWin, DesktopWindowTreeHost implementation:
 
 void DesktopWindowTreeHostWin::Init(aura::Window* content_window,
-                                    const Widget::InitParams& params) {
+                                    const Widget::InitParams& params,
+                                    ui::ContextFactory* context_factory) {
   // TODO(beng): SetInitParams().
   content_window_ = content_window;
 
@@ -143,7 +144,7 @@ void DesktopWindowTreeHostWin::Init(aura::Window* content_window,
               kForceSoftwareCompositor,
               reinterpret_cast<HANDLE>(true));
   }
-  CreateCompositor(GetAcceleratedWidget());
+  CreateCompositor(GetAcceleratedWidget(), context_factory);
 }
 
 void DesktopWindowTreeHostWin::OnNativeWidgetCreated(