Changes code using Compositor to pass in ContextFactory

ui/aura/test/test_screen.cc

Index: ui/aura/test/test_screen.cc
diff --git a/ui/aura/test/test_screen.cc b/ui/aura/test/test_screen.cc
index 425f58ebc6f9184cfe270ab3b59489f5a4100da0..ff559e81f740c3f90bb07ce36f30b43ec63edbf2 100644
--- a/ui/aura/test/test_screen.cc
+++ b/ui/aura/test/test_screen.cc
@@ -31,9 +31,11 @@ TestScreen* TestScreen::CreateFullscreen() {
 TestScreen::~TestScreen() {
 }
 
-WindowTreeHost* TestScreen::CreateHostForPrimaryDisplay() {
+WindowTreeHost* TestScreen::CreateHostForPrimaryDisplay(
+    ui::ContextFactory* context_factory) {
   DCHECK(!host_);
-  host_ = WindowTreeHost::Create(gfx::Rect(display_.GetSizeInPixel()));
+  host_ = WindowTreeHost::Create(gfx::Rect(display_.GetSizeInPixel()),
+                                 context_factory);
   host_->window()->AddObserver(this);
   host_->InitHost();
   return host_;