Added ppapi::Context3D interface. The API has already been reviewed. I am add...

ppapi/cpp/dev/context_3d_dev.cc

+// Copyright (c) 2010 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 "ppapi/cpp/dev/context_3d_dev.h"
+
+#include "ppapi/c/pp_completion_callback.h"
+#include "ppapi/c/dev/ppb_opengles_dev.h"
+#include "ppapi/c/pp_errors.h"
+#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/module_impl.h"
+
+namespace pp {
+
+namespace {
+
+template <> const char* interface_name<PPB_Context3D_Dev>() {
+  return PPB_CONTEXT_3D_DEV_INTERFACE;
+}
+
+template <> const char* interface_name<PPB_OpenGLES2_Dev>() {
+  return PPB_OPENGLES2_DEV_INTERFACE;
+}
+
+}  // namespace
+
+Context3D_Dev Context3D_Dev::FromResource(PP_Resource resource_id) {
+  if (has_interface<PPB_Context3D_Dev>() &&
+      get_interface<PPB_Context3D_Dev>()->IsContext3D(resource_id))
+    return Context3D_Dev(resource_id);
+
+  return Context3D_Dev();
+}
+
+Context3D_Dev::Context3D_Dev(const Instance& instance,
+                             PP_Config3D_Dev config,
+                             const Context3D_Dev& share_context,
+                             const int32_t* attrib_list) {
+  if (has_interface<PPB_Context3D_Dev>() &&
+      has_interface<PPB_OpenGLES2_Dev>()) {
+    PassRefFromConstructor(get_interface<PPB_Context3D_Dev>()->Create(
+        instance.pp_instance(),
+        config,
+        share_context.pp_resource(),
+        attrib_list));
+  }
+}
+
+int32_t Context3D_Dev::SwapBuffers() const {
+  if (!has_interface<PPB_Context3D_Dev>())
+    return PP_ERROR_NOINTERFACE;
+
+  return get_interface<PPB_Context3D_Dev>()->SwapBuffers(
+      pp_resource(),
+      PP_BlockUntilComplete());
+}
+
+}  // namespace pp