Add support to send optimal format as part of ScheduleOverlayPlane

ui/ozone/platform/headless/headless_surface_factory.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 "ui/ozone/platform/headless/headless_surface_factory.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
 #include "base/threading/worker_pool.h"
@@ skipping 58 matching lines @@
   TestPixmap(gfx::BufferFormat format) : format_(format) {}
 
   void* GetEGLClientBuffer() const override { return nullptr; }
   int GetDmaBufFd() const override { return -1; }
   int GetDmaBufPitch() const override { return 0; }
   gfx::BufferFormat GetBufferFormat() const override { return format_; }
   gfx::Size GetBufferSize() const override { return gfx::Size(); }
   bool ScheduleOverlayPlane(gfx::AcceleratedWidget widget,
                             int plane_z_order,
                             gfx::OverlayTransform plane_transform,
+                            gfx::BufferFormat storage_format,
                             const gfx::Rect& display_bounds,
-                            const gfx::RectF& crop_rect) override {
+                            const gfx::RectF& crop_rect,
+                            bool handle_scaling) override {
     return true;
   }
   void SetProcessingCallback(
       const ProcessingCallback& processing_callback) override {}
   scoped_refptr<NativePixmap> GetProcessedPixmap(
       gfx::Size target_size,
       gfx::BufferFormat target_format) override {
     return nullptr;
   }
   gfx::NativePixmapHandle ExportHandle() override {
@@ skipping 33 matching lines @@
 
 scoped_refptr<NativePixmap> HeadlessSurfaceFactory::CreateNativePixmap(
     gfx::AcceleratedWidget widget,
     gfx::Size size,
     gfx::BufferFormat format,
     gfx::BufferUsage usage) {
   return new TestPixmap(format);
 }
 
 }  // namespace ui