GL_PALETTE4_RGB8_OES   30 ppapi/lib/gl/include/GLES2/gl2ext.h #define GL_PALETTE4_RGB8_OES                                    0x8B90
GL_PALETTE4_RGB8_OES  186 third_party/khronos/GLES2/gl2ext.h #define GL_PALETTE4_RGB8_OES              0x8B90