Remove begin_frame_source argument from VulkanBrowserCompositorOutputSurface ctor

content/browser/compositor/vulkan_browser_compositor_output_surface.cc

 // Copyright (c) 2016 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 "content/browser/compositor/vulkan_browser_compositor_output_surface.h"
 
 #include "cc/output/output_surface_client.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "gpu/vulkan/vulkan_surface.h"
 
 namespace content {
 
 VulkanBrowserCompositorOutputSurface::VulkanBrowserCompositorOutputSurface(
     scoped_refptr<cc::VulkanContextProvider> context,
-    const UpdateVSyncParametersCallback& update_vsync_parameters_callback,
-    cc::SyntheticBeginFrameSource* begin_frame_source)
+    const UpdateVSyncParametersCallback& update_vsync_parameters_callback)
     : BrowserCompositorOutputSurface(std::move(context),
-                                     update_vsync_parameters_callback,
-                                     begin_frame_source),
+                                     update_vsync_parameters_callback),
       weak_ptr_factory_(this) {}
 
 VulkanBrowserCompositorOutputSurface::~VulkanBrowserCompositorOutputSurface() {
   Destroy();
 }
 
 bool VulkanBrowserCompositorOutputSurface::Initialize(
     gfx::AcceleratedWidget widget) {
   DCHECK(!surface_);
   std::unique_ptr<gpu::VulkanSurface> surface(
@@ skipping 71 matching lines @@
       base::Bind(&VulkanBrowserCompositorOutputSurface::SwapBuffersAck,
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
 void VulkanBrowserCompositorOutputSurface::SwapBuffersAck() {
   DCHECK(client_);
   client_->DidReceiveSwapBuffersAck();
 }
 
 }  // namespace content