GL_RENDERBUFFER_ALPHA_SIZE  440 ppapi/lib/gl/include/GLES2/gl2.h #define GL_RENDERBUFFER_ALPHA_SIZE        0x8D53
GL_RENDERBUFFER_ALPHA_SIZE  358 third_party/khronos/GLES2/gl2.h #define GL_RENDERBUFFER_ALPHA_SIZE        0x8D53