Binding Graphics3D with Instance and OpenGLES2 interface.

ppapi/thunk/ppb_context_3d_api.h

 // Copyright (c) 2011 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.
 
 #ifndef PPAPI_THUNK_PPB_CONTEXT_3D_API_H_
 #define PPAPI_THUNK_PPB_CONTEXT_3D_API_H_
 
 #include "ppapi/c/dev/ppb_context_3d_dev.h"
 #include "ppapi/c/dev/ppb_context_3d_trusted_dev.h"
 #include "ppapi/c/dev/ppb_gles_chromium_texture_mapping_dev.h"
 
+namespace gpu {
+namespace gles2 {
+class GLES2Implementation;
+}  // namespace gles2
+}  // namespace gpu
+
 namespace ppapi {
 namespace thunk {
 
 class PPB_Context3D_API {
  public:
   virtual ~PPB_Context3D_API() {}
 
   // Context3D.
   virtual int32_t GetAttrib(int32_t attribute, int32_t* value) = 0;
   virtual int32_t BindSurfaces(PP_Resource draw, PP_Resource read) = 0;
@@ skipping 18 matching lines @@
   virtual void* MapTexSubImage2DCHROMIUM(GLenum target,
                                          GLint level,
                                          GLint xoffset,
                                          GLint yoffset,
                                          GLsizei width,
                                          GLsizei height,
                                          GLenum format,
                                          GLenum type,
                                          GLenum access) = 0;
   virtual void UnmapTexSubImage2DCHROMIUM(const void* mem) = 0;
+
+  // For binding with OpenGLES interface.
+  virtual gpu::gles2::GLES2Implementation* GetGLES2Impl() = 0;
 };
 
 }  // namespace thunk
 }  // namespace ppapi
 
 #endif  // PPAPI_THUNK_PPB_CONTEXT_3D_API_H_