Add DIRECT_COMPOSITION GpuMemoryBuffer type.

gpu/ipc/service/gl_image_direct_composition.cc

Index: gpu/ipc/service/gl_image_direct_composition.cc
diff --git a/gpu/ipc/service/gl_image_direct_composition.cc b/gpu/ipc/service/gl_image_direct_composition.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0b833c94fae022ec4896d4455405315bf8c27ce4
--- /dev/null
+++ b/gpu/ipc/service/gl_image_direct_composition.cc
@@ -0,0 +1,69 @@
+// Copyright 2017 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 "gpu/ipc/service/gl_image_direct_composition.h"
+
+namespace gpu {
+
+GLImageDirectComposition::GLImageDirectComposition(const gfx::Size& size,
+                                                   gfx::BufferFormat format,
+                                                   gfx::BufferUsage usage)
+    : size_(size) {
+  image_surface_ = make_scoped_refptr(new DirectCompositionChildSurfaceWin(
+      size, format == gfx::BufferFormat::RGBA_8888,
+      usage != gfx::BufferUsage::SCANOUT_ASYNC));
+  image_surface_->Initialize();
+}
+
+GLImageDirectComposition::~GLImageDirectComposition() {}
+
+gfx::Size GLImageDirectComposition::GetSize() {
+  return size_;
+}
+
+unsigned GLImageDirectComposition::GetInternalFormat() {
+  return GL_RGBA;
+}
+
+bool GLImageDirectComposition::BindTexImage(unsigned target) {
+  return false;
+}
+
+void GLImageDirectComposition::ReleaseTexImage(unsigned target) {}
+
+bool GLImageDirectComposition::CopyTexImage(unsigned target) {
+  return false;
+}
+
+bool GLImageDirectComposition::CopyTexSubImage(unsigned target,
+                                               const gfx::Point& offset,
+                                               const gfx::Rect& rect) {
+  return false;
+}
+
+bool GLImageDirectComposition::ScheduleOverlayPlane(
+    gfx::AcceleratedWidget widget,
+    int z_order,
+    gfx::OverlayTransform transform,
+    const gfx::Rect& bounds_rect,
+    const gfx::RectF& crop_rect) {
+  return true;
+}
+
+void GLImageDirectComposition::Flush() {}
+
+void GLImageDirectComposition::OnMemoryDump(
+    base::trace_event::ProcessMemoryDump* pmd,
+    uint64_t process_tracing_id,
+    const std::string& dump_name) {}
+
+GLImageDirectComposition::Type GLImageDirectComposition::GetType() const {
+  return Type::DIRECT_COMPOSITION;
+}
+
+scoped_refptr<gl::GLSurface> GLImageDirectComposition::GetSurface() {
+  return image_surface_;
+}
+
+}  // namespace gpu