Revert of cc: Implement shared worker contexts.

cc/layers/picture_image_layer_impl_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 "cc/layers/picture_image_layer_impl.h"
 
 #include "base/thread_task_runner_handle.h"
 #include "cc/layers/append_quads_data.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/test/fake_impl_proxy.h"
@@ skipping 25 matching lines @@
  public:
   PictureLayerImplImageTestSettings() {
     layer_transforms_should_scale_layer_contents = true;
   }
 };
 
 class PictureImageLayerImplTest : public testing::Test {
  public:
   PictureImageLayerImplTest()
       : proxy_(base::ThreadTaskRunnerHandle::Get()),
-        output_surface_(FakeOutputSurface::Create3d()),
         host_impl_(PictureLayerImplImageTestSettings(),
                    &proxy_,
                    &shared_bitmap_manager_,
                    &task_graph_runner_) {
     host_impl_.CreatePendingTree();
-    host_impl_.InitializeRenderer(output_surface_.get());
+    host_impl_.InitializeRenderer(FakeOutputSurface::Create3d());
   }
 
   scoped_ptr<TestablePictureImageLayerImpl> CreateLayer(int id,
                                                         WhichTree which_tree) {
     LayerTreeImpl* tree = nullptr;
     switch (which_tree) {
       case ACTIVE_TREE:
         tree = host_impl_.active_tree();
         break;
       case PENDING_TREE:
@@ skipping 24 matching lines @@
         animating_transform_to_screen;
     layer->draw_properties().visible_layer_rect = viewport_rect;
     bool resourceless_software_draw = false;
     layer->UpdateTiles(resourceless_software_draw);
   }
 
  protected:
   FakeImplProxy proxy_;
   TestSharedBitmapManager shared_bitmap_manager_;
   TestTaskGraphRunner task_graph_runner_;
-  scoped_ptr<OutputSurface> output_surface_;
   FakeLayerTreeHostImpl host_impl_;
 };
 
 TEST_F(PictureImageLayerImplTest, CalculateContentsScale) {
   scoped_ptr<TestablePictureImageLayerImpl> layer(CreateLayer(1, PENDING_TREE));
   layer->SetDrawsContent(true);
 
   gfx::Rect viewport(100, 200);
   SetupDrawPropertiesAndUpdateTiles(
       layer.get(), 2.f, 3.f, 4.f, 1.f, false, viewport);
@@ skipping 51 matching lines @@
   active_layer->DidDraw(nullptr);
 
   EXPECT_EQ(DrawQuad::TILED_CONTENT, render_pass->quad_list.front()->material);
 
   // Tiles are ready at correct scale, so should not set had_incomplete_tile.
   EXPECT_EQ(0, data.num_incomplete_tiles);
 }
 
 }  // namespace
 }  // namespace cc