Add gfx::SurfaceFactoryWebview

android_webview/browser/gl_surface_factory.cc

+// Copyright (c) 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 "android_webview/browser/gl_surface_factory.h"
+
+#include "ui/gl/gl_bindings.h"
+
+namespace android_webview {
+
+namespace {
+// Intentionally leaky.
+GLSurfaceFactory* g_gl_surface_factory = 0;
+}  // namespace
+
+// static
+GLSurfaceFactory* GLSurfaceFactory::GetInstance() {
+  if (!g_gl_surface_factory)
+    g_gl_surface_factory = new GLSurfaceFactory;
+  return g_gl_surface_factory;
+}
+
+GLSurfaceFactory::GLSurfaceFactory() {}
+
+GLSurfaceFactory::~GLSurfaceFactory() {}
+
+void GLSurfaceFactory::SetNextCallback(const CreateSurfaceCallback& callback) {
+  create_callback_ = callback;
+}
+
+scoped_refptr<gfx::GLSurface> GLSurfaceFactory::CreateNonOwnedViewSurface() {
+  if (create_callback_.is_null()) {
+    LOG(WARNING) << "Creating on-screen surface not associated with a webview";
+    return NULL;
+  }
+  return create_callback_.Run();
+}
+
+void GLSurfaceFactory::ResetCallback() {
+  create_callback_.Reset();
+}
+
+}  // namespace android_webview