Introduce CompositorDependencies for RenderWidgetCompositor.

content/renderer/gpu/compositor_dependencies_impl.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 "content/renderer/gpu/compositor_dependencies_impl.h"
+
+#include "content/child/child_gpu_memory_buffer_manager.h"
+#include "content/child/child_shared_bitmap_manager.h"
+#include "content/renderer/gpu/compositor_external_begin_frame_source.h"
+#include "content/renderer/render_thread_impl.h"
+#include "webkit/common/gpu/context_provider_web_context.h"
+
+namespace content {
+
+CompositorDependenciesImpl::CompositorDependenciesImpl(
+    RenderThreadImpl* render_thread)
+    : render_thread_(render_thread) {
+  DCHECK(render_thread_);
+}
+
+bool CompositorDependenciesImpl::IsImplSidePaintingEnabled() {
+  return render_thread_->is_impl_side_painting_enabled();
+}
+bool CompositorDependenciesImpl::IsGpuRasterizationForced() {
+  return render_thread_->is_gpu_rasterization_forced();
+}
+bool CompositorDependenciesImpl::IsGpuRasterizationEnabled() {
+  return render_thread_->is_gpu_rasterization_enabled();
+}
+bool CompositorDependenciesImpl::IsLcdTextEnabled() {
+  return render_thread_->is_lcd_text_enabled();
+}
+bool CompositorDependenciesImpl::IsDistanceFieldTextEnabled() {
+  return render_thread_->is_distance_field_text_enabled();
+}
+bool CompositorDependenciesImpl::IsZeroCopyEnabled() {
+  return render_thread_->is_zero_copy_enabled();
+}
+bool CompositorDependenciesImpl::IsOneCopyEnabled() {
+  return render_thread_->is_one_copy_enabled();
+}
+uint32 CompositorDependenciesImpl::GetImageTextureTarget() {
+  return render_thread_->use_image_texture_target();
+}
+scoped_refptr<base::SingleThreadTaskRunner>
+CompositorDependenciesImpl::GetCompositorMainThreadTaskRunner() {
+  return render_thread_->main_thread_compositor_task_runner();
+}
+scoped_refptr<base::SingleThreadTaskRunner>
+CompositorDependenciesImpl::GetCompositorImplThreadTaskRunner() {
+  return render_thread_->compositor_message_loop_proxy();
+}
+cc::SharedBitmapManager* CompositorDependenciesImpl::GetSharedBitmapManager() {
+  return render_thread_->shared_bitmap_manager();
+}
+gpu::GpuMemoryBufferManager*
+CompositorDependenciesImpl::GetGpuMemoryBufferManager() {
+  return render_thread_->gpu_memory_buffer_manager();
+}
+RendererScheduler* CompositorDependenciesImpl::GetRendererScheduler() {
+  return render_thread_->renderer_scheduler();
+}
+cc::ContextProvider*
+CompositorDependenciesImpl::GetSharedMainThreadContextProvider() {
+  return render_thread_->SharedMainThreadContextProvider().get();
+}
+scoped_ptr<cc::BeginFrameSource>
+CompositorDependenciesImpl::CreateExternalBeginFrameSource(int routing_id) {
+#if defined(OS_ANDROID)
+  if (SynchronousCompositorFactory* factory =
+          SynchronousCompositorFactory::GetInstance()) {
+    return factory->CreateExternalBeginFrameSource(routing_id);
+  }
+#endif
+  return make_scoped_ptr(new CompositorExternalBeginFrameSource(
+      render_thread_->compositor_message_filter(),
+      render_thread_->sync_message_filter(), routing_id));
+}
+
+}  // namespace content