GL_STENCIL_INDEX4_OES  114 ppapi/lib/gl/include/GLES2/gl2ext.h #define GL_STENCIL_INDEX4_OES                                   0x8D47
GL_STENCIL_INDEX4_OES  292 third_party/khronos/GLES2/gl2ext.h #define GL_STENCIL_INDEX4_OES             0x8D47