Refactor context creation parameters into a struct.

media/gpu/rendering_helper.cc

 // Copyright 2013 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 "media/gpu/rendering_helper.h"
 
 #include <string.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 332 matching lines @@
   render_as_thumbnails_ = params.render_as_thumbnails;
   task_runner_ = base::ThreadTaskRunnerHandle::Get();
 
   gl_surface_ = gl::init::CreateViewGLSurface(window_);
 #if defined(USE_OZONE)
   gl_surface_->Resize(platform_window_delegate_->GetSize(), 1.f, true);
 #endif  // defined(USE_OZONE)
   screen_size_ = gl_surface_->GetSize();
 
   gl_context_ = gl::init::CreateGLContext(nullptr, gl_surface_.get(),
-                                          gl::PreferIntegratedGpu);
+                                          gl::GLContextAttribs());
   CHECK(gl_context_->MakeCurrent(gl_surface_.get()));
 
   CHECK_GT(params.window_sizes.size(), 0U);
   videos_.resize(params.window_sizes.size());
   LayoutRenderingAreas(params.window_sizes);
 
   if (render_as_thumbnails_) {
     CHECK_EQ(videos_.size(), 1U);
 
     GLint max_texture_size;
@@ skipping 520 matching lines @@
   // When the rendering falls behind, drops frames.
   while (scheduled_render_time_ < target) {
     scheduled_render_time_ += frame_duration_;
     DropOneFrameForAllVideos();
   }
 
   task_runner_->PostDelayedTask(FROM_HERE, render_task_.callback(),
                                 target - now);
 }
 }  // namespace media