private String getInjectionModuleFactoryClazzName(ProfilerConfig profilerConfig) {
        return profilerConfig.readString("profiler.guice.module.factory", null);
    }
@author emeroad
@author koo.taejin
@author hyungil.jeong
agent-module/profiler/src/main/java/com/navercorp/pinpoint/profiler/DefaultAgent.java