GL_PALETTE4_RGBA4_OES   33 ppapi/lib/gl/include/GLES2/gl2ext.h #define GL_PALETTE4_RGBA4_OES                                   0x8B93
GL_PALETTE4_RGBA4_OES  189 third_party/khronos/GLES2/gl2ext.h #define GL_PALETTE4_RGBA4_OES             0x8B93