Consolidate OutputSurface constructors into GL vs Vulkan.

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 31 matching lines @@
 };
 
 // An OutputSurface implementation that directly draws and swaps to an actual
 // GL surface.
 class DirectOutputSurface : public cc::OutputSurface {
  public:
   DirectOutputSurface(
       const scoped_refptr<cc::ContextProvider>& context_provider,
       const scoped_refptr<cc::ContextProvider>& worker_context_provider,
       std::unique_ptr<cc::BeginFrameSource> begin_frame_source)
-      : cc::OutputSurface(context_provider, worker_context_provider),
+      : cc::OutputSurface(context_provider, worker_context_provider, nullptr),
         begin_frame_source_(std::move(begin_frame_source)),
         weak_ptr_factory_(this) {}
 
   ~DirectOutputSurface() override {}
 
   // cc::OutputSurface implementation
   bool BindToClient(cc::OutputSurfaceClient* client) override {
     if (!OutputSurface::BindToClient(client))
       return false;
 
@@ skipping 194 matching lines @@
 }
 
 void InProcessContextFactory::ResizeDisplay(ui::Compositor* compositor,
                                             const gfx::Size& size) {
   if (!per_compositor_data_.count(compositor))
     return;
   per_compositor_data_[compositor]->display()->Resize(size);
 }
 
 }  // namespace ui