Update mojo surfaces bindings and mojo/cc/ glue

mojo/cc/output_surface_mojo.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 "mojo/cc/output_surface_mojo.h"
+
+#include "cc/output/compositor_frame.h"
+#include "cc/output/output_surface_client.h"
+#include "mojo/services/public/cpp/geometry/geometry_type_converters.h"
+#include "mojo/services/public/cpp/surfaces/surfaces_type_converters.h"
+
+namespace mojo {
+
+OutputSurfaceMojo::OutputSurfaceMojo(
+    const scoped_refptr<cc::ContextProvider>& context_provider,
+    SurfacePtr surface,
+    uint32_t id_namespace)
+    : cc::OutputSurface(context_provider),
+      surface_(surface.Pass()),
+      id_allocator_(id_namespace) {
+  surface_.set_client(this);
+}
+
+OutputSurfaceMojo::~OutputSurfaceMojo() {
+}
+
+void OutputSurfaceMojo::ReturnResources(Array<ReturnedResourcePtr> resources) {
+}
+
+void OutputSurfaceMojo::SwapBuffers(cc::CompositorFrame* frame) {
+  gfx::Size frame_size =
+      frame->delegated_frame_data->render_pass_list.back()->output_rect.size();
+  if (frame_size != surface_size_) {
+    if (!surface_id_.is_null()) {
+      surface_->DestroySurface(SurfaceId::From(surface_id_));
+    }
+    surface_id_ = id_allocator_.GenerateId();
+    surface_->CreateSurface(SurfaceId::From(surface_id_),
+                            Size::From(frame_size));
+    surface_size_ = frame_size;
+  }
+
+  surface_->SubmitFrame(SurfaceId::From(surface_id_), Frame::From(*frame));
+
+  client_->DidSwapBuffers();
+  client_->DidSwapBuffersComplete();
+}
+
+}  // namespace mojo