Revert of cc: Use worker context for one-copy tile initialization.

content/browser/compositor/reflector_impl_unittest.cc

 // Copyright 2015 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 "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "cc/test/fake_output_surface_client.h"
 #include "cc/test/test_context_provider.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "content/browser/compositor/browser_compositor_output_surface.h"
@@ skipping 56 matching lines @@
   return nullptr;
 #endif  // defined(USE_OZONE)
 }
 
 class TestOutputSurface : public BrowserCompositorOutputSurface {
  public:
   TestOutputSurface(
       const scoped_refptr<cc::ContextProvider>& context_provider,
       const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager)
       : BrowserCompositorOutputSurface(context_provider,
-                                       nullptr,
                                        vsync_manager,
                                        CreateTestValidatorOzone().Pass()) {}
 
   void SetFlip(bool flip) { capabilities_.flipped_output_surface = flip; }
 
   void SwapBuffers(cc::CompositorFrame* frame) override {}
 
   void OnReflectorChanged() override {
     if (!reflector_) {
       reflector_texture_.reset();
@@ skipping 126 matching lines @@
   plane_2.plane_z_order = 1;
   list.push_back(plane_1);
   list.push_back(plane_2);
   output_surface_->GetOverlayCandidateValidator()->CheckOverlaySupport(&list);
   EXPECT_FALSE(list[0].overlay_handled);
 }
 #endif  // defined(USE_OZONE)
 
 }  // namespace
 }  // namespace content