[Ozone] Adding a software rendering implementation of SurfaceFactoryOzone

ui/gfx/ozone/impl/software_surface_ozone_unittest.cc

 // Copyright 2013 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 "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkDevice.h"
 #include "ui/gfx/ozone/impl/drm_skbitmap_ozone.h"
 #include "ui/gfx/ozone/impl/hardware_display_controller_ozone.h"
@@ skipping 131 matching lines @@
   surface_->set_initialize_expectation(false);
   EXPECT_FALSE(surface_->Initialize());
 }
 
 TEST_F(SoftwareSurfaceOzoneTest, SuccessfulInitialization) {
   EXPECT_TRUE(surface_->Initialize());
 }
 
 TEST_F(SoftwareSurfaceOzoneTest, CheckFBIDOnSwap) {
   EXPECT_TRUE(surface_->Initialize());
-  controller_->BindSurfaceToController(surface_.release());
+  controller_->BindSurfaceToController(
+      surface_.PassAs<gfx::SoftwareSurfaceOzone>());
 
   // Check that the framebuffer ID is correct.
   EXPECT_EQ(2u, controller_->get_surface()->GetFramebufferId());
 
   controller_->get_surface()->SwapBuffers();
 
   EXPECT_EQ(1u, controller_->get_surface()->GetFramebufferId());
 }
 
 TEST_F(SoftwareSurfaceOzoneTest, CheckPixelPointerOnSwap) {
@@ skipping 33 matching lines @@
     for (int j = 0; j < canvas->getDeviceSize().width(); ++j) {
       if (i < clip.height() && j < clip.width())
         EXPECT_EQ(SK_ColorWHITE,
                   canvas->getDevice()->accessBitmap(false).getColor(j, i));
       else
         EXPECT_EQ(SK_ColorBLACK,
                   canvas->getDevice()->accessBitmap(false).getColor(j, i));
     }
   }
 }