static final int sumBinders(int index) {
        if (index >=0 && index < STUB_PROCESSES.length){
            ProcessRecord r = STUB_PROCESSES[index];
            synchronized (r) {
                return STUB_PROCESSES[index].binders;
            }
        }
        return -1;
    }
@param pid
@param index
@param plugin
@param service
@return
replugin-host-library/replugin-host-lib/src/main/java/com/qihoo360/loader2/StubProcessManager.java