MacViews: Fix ViewTest.HandleAccelerator by faking window activation

ui/views/controls/textfield/textfield_unittest.cc

Index: ui/views/controls/textfield/textfield_unittest.cc
diff --git a/ui/views/controls/textfield/textfield_unittest.cc b/ui/views/controls/textfield/textfield_unittest.cc
index b619b845c45a3658678c237ff8005b06589261d4..97595c57cb4e5b61a1c8569801d43f7724a0607d 100644
--- a/ui/views/controls/textfield/textfield_unittest.cc
+++ b/ui/views/controls/textfield/textfield_unittest.cc
@@ -436,11 +436,6 @@ class TextfieldTest : public ViewsTestBase, public TextfieldController {
     widget_->Show();
     textfield_->RequestFocus();
 
-    // On Mac, activation is asynchronous since desktop widgets are used. We
-    // don't want parallel tests to steal active status either, so fake it.
-#if defined(OS_MACOSX) && !defined(USE_AURA)
-    fake_activation_ = test::WidgetTest::FakeWidgetIsActiveAlways();
-#endif
     event_generator_.reset(
         new ui::test::EventGenerator(GetContext(), widget_->GetNativeWindow()));
   }
@@ -660,7 +655,6 @@ class TextfieldTest : public ViewsTestBase, public TextfieldController {
 
  private:
   ui::ClipboardType copied_to_clipboard_;
-  scoped_ptr<test::WidgetTest::FakeActivation> fake_activation_;
   scoped_ptr<ui::test::EventGenerator> event_generator_;
   DISALLOW_COPY_AND_ASSIGN(TextfieldTest);
 };