Get rid of virtual Display::CreateScheduler.

ui/compositor/test/in_process_context_factory.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 "ui/compositor/test/in_process_context_factory.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 134 matching lines @@
   scoped_refptr<InProcessContextProvider> context_provider =
       InProcessContextProvider::Create(
           attribs, shared_worker_context_provider_.get(),
           &gpu_memory_buffer_manager_, &image_factory_, compositor->widget(),
           "UICompositor");
 
   std::unique_ptr<cc::OutputSurface> display_output_surface;
   std::unique_ptr<cc::SyntheticBeginFrameSource> begin_frame_source(
       new cc::SyntheticBeginFrameSource(compositor->task_runner().get(),
                                         cc::BeginFrameArgs::DefaultInterval()));
+  auto* begin_frame_source_raw = begin_frame_source.get();
 
   if (use_test_surface_) {
     bool flipped_output_surface = false;
     display_output_surface = base::WrapUnique(new cc::PixelTestOutputSurface(
         context_provider, shared_worker_context_provider_,
         flipped_output_surface, std::move(begin_frame_source)));
   } else {
     display_output_surface = base::WrapUnique(new DirectOutputSurface(
         context_provider, shared_worker_context_provider_,
         std::move(begin_frame_source)));
   }
 
   if (surface_manager_) {
     std::unique_ptr<cc::Display> display(new cc::Display(
         surface_manager_, GetSharedBitmapManager(), GetGpuMemoryBufferManager(),
         compositor->GetRendererSettings(),
         compositor->surface_id_allocator()->id_namespace(),
-        compositor->task_runner().get(), std::move(display_output_surface)));
+        compositor->task_runner().get(), begin_frame_source_raw,
+        std::move(display_output_surface)));
     std::unique_ptr<cc::SurfaceDisplayOutputSurface> surface_output_surface(
         new cc::SurfaceDisplayOutputSurface(
             surface_manager_, compositor->surface_id_allocator(), display.get(),
             context_provider, shared_worker_context_provider_));
 
     compositor->SetOutputSurface(std::move(surface_output_surface));
 
     per_compositor_data_[compositor.get()] = std::move(display);
   } else {
     compositor->SetOutputSurface(std::move(display_output_surface));
@@ skipping 68 matching lines @@
 }
 
 void InProcessContextFactory::ResizeDisplay(ui::Compositor* compositor,
                                             const gfx::Size& size) {
   if (!per_compositor_data_.count(compositor))
     return;
   per_compositor_data_[compositor]->Resize(size);
 }
 
 }  // namespace ui