901     GrGLenum externalFormat = 0;  in onTransferPixelsTo()  local
904                                       &internalFormat, &externalFormat, &externalType);  in onTransferPixelsTo()
905     if (!externalFormat || !externalType) {  in onTransferPixelsTo()
915                           externalFormat, externalType,  in onTransferPixelsTo()
958                                           GrGLenum externalFormat,  in allocate_and_populate_texture()  argument
1012                                          externalFormat, externalType,  in allocate_and_populate_texture()
1026                                      externalFormat, externalType,  in allocate_and_populate_texture()
1067                                          externalFormat, externalType,  in allocate_and_populate_texture()
1076                                              externalFormat,  in allocate_and_populate_texture()
1146     GrGLenum externalFormat;  in uploadTexData()  local
1149                                       &internalFormat, &externalFormat, &externalType);  in uploadTexData()
1150     if (!externalFormat || !externalType) {  in uploadTexData()
1181                     internalFormatForTexStorage, externalFormat, externalType, bpp, texels,  in uploadTexData()
1211                                   externalFormat, externalType,  in uploadTexData()
1592         GrGLenum externalFormat = this->glCaps().getBaseInternalFormat(format);  in getCompatibleStencilIndex()  local
1594         if (!internalFormat || !externalFormat || !externalType) {  in getCompatibleStencilIndex()
1606                                                       externalFormat,  in getCompatibleStencilIndex()
2201     GrGLenum externalFormat = 0;  in readOrTransferPixelsFrom()  local
2206                                        &externalFormat,  in readOrTransferPixelsFrom()
2208     if (!externalFormat || !externalType) {  in readOrTransferPixelsFrom()
2257                        externalFormat, externalType, offsetOrPtr));  in readOrTransferPixelsFrom()
3968     GrGLenum externalFormat = 0, externalType = 0;  in createTestingOnlyBackendRenderTarget()  local
3972                                           &externalFormat, &externalType);  in createTestingOnlyBackendRenderTarget()
4021         GL_CALL(TexImage2D(GR_GL_TEXTURE_2D, 0, colorBufferFormat, w, h, 0, externalFormat,  in createTestingOnlyBackendRenderTarget()