Changes code using Compositor to pass in ContextFactory

ui/wm/test/wm_test_helper.h

Index: ui/wm/test/wm_test_helper.h
diff --git a/ui/wm/test/wm_test_helper.h b/ui/wm/test/wm_test_helper.h
index 52707a4e71c7d4487b64405b613e18434ccbde0f..79e15ffbd9b4a8803d16d9e75d9ffe3497158e98 100644
--- a/ui/wm/test/wm_test_helper.h
+++ b/ui/wm/test/wm_test_helper.h
@@ -24,6 +24,10 @@ class Rect;
 class Size;
 }
 
+namespace ui {
+class ContextFactory;
+}
+
 namespace wm {
 
 class CompoundEventFilter;
@@ -34,7 +38,8 @@ class InputMethodEventFilter;
 // the ash parts of the code.
 class WMTestHelper : public aura::client::WindowTreeClient {
  public:
-  explicit WMTestHelper(const gfx::Size& default_window_size);
+  WMTestHelper(const gfx::Size& default_window_size,
+               ui::ContextFactory* context_factory);
   virtual ~WMTestHelper();
 
   aura::WindowTreeHost* host() { return host_.get(); }