Rework View Layer Draw() to use the Layer::DrawTree() method and the LayerDelegate.

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 2327 matching lines @@
 void TestTexture::SetCanvas(const SkCanvas& canvas,
                             const gfx::Point& origin,
                             const gfx::Size& overall_size) {
   const SkBitmap& bitmap = canvas.getDevice()->accessBitmap(false);
   bounds_of_last_paint_.SetRect(
       origin.x(), origin.y(), bitmap.width(), bitmap.height());
 }
 
 class TestCompositor : public ui::Compositor {
  public:
-  TestCompositor() : Compositor(gfx::Size(100, 100)) {}
+  TestCompositor() : Compositor(NULL, gfx::Size(100, 100)) {}
 
   // ui::Compositor:
   virtual ui::Texture* CreateTexture() OVERRIDE {
     return new TestTexture();
   }
-  virtual void NotifyStart() OVERRIDE {}
-  virtual void NotifyEnd() OVERRIDE {}
+  virtual void OnNotifyStart() OVERRIDE {}
+  virtual void OnNotifyEnd() OVERRIDE {}
   virtual void Blur(const gfx::Rect& bounds) OVERRIDE {}
-  virtual void SchedulePaint() OVERRIDE {}
 
  protected:
   virtual void OnWidgetSizeChanged() OVERRIDE {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TestCompositor);
 };
 
 static ui::Compositor* TestCreateCompositor() {
   return new TestCompositor();
@@ skipping 431 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