mDidAddRef = PR_FALSE;
nsPluginStreamInfo::nsPluginStreamInfo(){	NS_INIT_REFCNT();    mPluginInstance = nsnull;    mPluginStreamListenerPeer = nsnull;	mContentType = nsnull;	mURL = nsnull;	mFilePath = nsnull;    mSeekable = PR_FALSE;	mLength = 0;	mModified = 0;}