Refactor CALayerOverlay to pull out CALayerOverlaySharedState.

cc/output/overlay_unittest.cc

 // Copyright 2014 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 <stddef.h>
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "cc/base/region.h"
@@ skipping 1056 matching lines @@
   gfx::Rect damage_rect;
   CALayerOverlayList ca_layer_list;
   OverlayCandidateList overlay_list(BackbufferOverlayList(pass.get()));
   overlay_processor_->ProcessForOverlays(resource_provider_.get(), pass.get(),
                                          &overlay_list, &ca_layer_list,
                                          &damage_rect);
   EXPECT_EQ(0U, overlay_list.size());
   EXPECT_EQ(1U, ca_layer_list.size());
   gfx::Transform expected_transform;
   expected_transform.RotateAboutXAxis(45.f);
-  gfx::Transform actual_transform(ca_layer_list.back().transform);
+  gfx::Transform actual_transform(ca_layer_list.back().shared_state->transform);
   EXPECT_EQ(expected_transform.ToString(), actual_transform.ToString());
   EXPECT_EQ(0U, output_surface_->bind_framebuffer_count());
 }
 
 TEST_F(CALayerOverlayTest, AllowContainingClip) {
   std::unique_ptr<RenderPass> pass = CreateRenderPass();
   CreateFullscreenCandidateQuad(resource_provider_.get(),
                                 pass->shared_quad_state_list.back(),
                                 pass.get());
   pass->shared_quad_state_list.back()->is_clipped = true;
@@ skipping 21 matching lines @@
 
   gfx::Rect damage_rect;
   CALayerOverlayList ca_layer_list;
   OverlayCandidateList overlay_list(BackbufferOverlayList(pass.get()));
   overlay_processor_->ProcessForOverlays(resource_provider_.get(), pass.get(),
                                          &overlay_list, &ca_layer_list,
                                          &damage_rect);
   EXPECT_EQ(0U, pass->quad_list.size());
   EXPECT_EQ(0U, overlay_list.size());
   EXPECT_EQ(1U, ca_layer_list.size());
-  EXPECT_TRUE(ca_layer_list.back().is_clipped);
-  EXPECT_EQ(gfx::RectF(64, 64, 128, 128), ca_layer_list.back().clip_rect);
+  EXPECT_TRUE(ca_layer_list.back().shared_state->is_clipped);
+  EXPECT_EQ(gfx::RectF(64, 64, 128, 128),
+            ca_layer_list.back().shared_state->clip_rect);
   EXPECT_EQ(0U, output_surface_->bind_framebuffer_count());
 }
 
 TEST_F(CALayerOverlayTest, SkipTransparent) {
   std::unique_ptr<RenderPass> pass = CreateRenderPass();
   CreateFullscreenCandidateQuad(resource_provider_.get(),
                                 pass->shared_quad_state_list.back(),
                                 pass.get());
   pass->shared_quad_state_list.back()->opacity = 0;
 
@@ skipping 517 matching lines @@
 
   ReturnResourceInUseQuery(resource2);
   ReturnResourceInUseQuery(resource3);
   EXPECT_FALSE(resource_provider_->InUseByConsumer(resource1));
   EXPECT_FALSE(resource_provider_->InUseByConsumer(resource2));
   EXPECT_FALSE(resource_provider_->InUseByConsumer(resource3));
 }
 
 }  // namespace
 }  // namespace cc