188 else if (!argument.find(optionUseGraphicsContext3DImplementation)) {
189 string implementation = argument.substr(strlen(optionUseGraphicsContext3DImplementation));
190 if (!implementation.compare("IN_PROCESS"))
191 webkit_support::SetGraphicsContext3DImplementation(webkit_support::IN_PROCESS);
192 else if (!implementation.compare("IN_PROCESS_COMMAND_BUFFER"))
193 webkit_support::SetGraphicsContext3DImplementation(webkit_support::IN_PROCESS_COMMAND_BUFFER);
194 else
195 fprintf(stderr, "Unknown GraphicContext3D implementation %s\n", implementation.c_str());
196 } else if (argument == optionStressOpt)