The V3 approach obliterates this race condition by hooking addSourceBuffer at the MediaSource.prototype level, I intercept the creation of every SourceBuffer. The moment a buffer is created and returned, I immediately install a hooked appendBuffer directly on that specific instance; before any page code can even see the instance, let alone cache a reference to its methods. The hooked appendBuffer is installed as an own property of the instance, which takes precedence over the prototype chain. There is no window for fermaw to cache the original. The hook is always first.
第十一条 办理治安案件所查获的毒品、淫秽物品等违禁品，赌具、赌资，吸食、注射毒品的用具以及直接用于实施违反治安管理行为的本人所有的工具，应当收缴，按照规定处理。
，这一点在爱思助手下载最新版本中也有详细论述
Allocating classes with minimal fragmentation is simple when using a
But of course, hard coding a size guess is a bit rigid.
第四十八条 省级以上公安机关、网信部门等有关主管部门可以对网络暴力事件的受害者发布网络保护令。