Shell of implementation for embedded windows. At this point this is

views/view_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <map>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 2380 matching lines @@
 
   virtual ~ViewLayerTest() {
   }
 
   virtual void SetUp() OVERRIDE {
     old_use_acceleration_ = View::get_use_acceleration_when_possible();
     View::set_use_acceleration_when_possible(true);
 
     TestTexture::reset_live_count();
 
-    Widget::set_compositor_factory(&TestCreateCompositor);
+    Widget::set_compositor_factory_for_testing(&TestCreateCompositor);
     widget_ = new Widget;
     Widget::InitParams params(Widget::InitParams::TYPE_POPUP);
     params.bounds = gfx::Rect(50, 50, 200, 200);
     widget_->Init(params);
   }
 
   virtual void TearDown() OVERRIDE {
     View::set_use_acceleration_when_possible(old_use_acceleration_);
     widget_->CloseNow();
-    Widget::set_compositor_factory(NULL);
+    Widget::set_compositor_factory_for_testing(NULL);
     Widget::SetPureViews(false);
   }
 
   Widget* widget() { return widget_; }
 
  private:
   Widget* widget_;
   bool old_use_acceleration_;
 };
 
@@ skipping 249 matching lines @@
   EXPECT_EQ(gfx::Rect(11, 22, 100, 200), widget_view_host->layer()->bounds());
   ASSERT_TRUE(child_view->layer() != NULL);
   EXPECT_EQ(gfx::Rect(5, 6, 10, 11), child_view->layer()->bounds());
 
   child_widget->CloseNow();
 }
 
 #endif  // VIEWS_COMPOSITOR
 
 }  // namespace views