void nsDocLoaderImpl::FireOnStartDocumentLoad(nsIURL* aURL, const char* aCommand)
void nsDocLoaderImpl::FireOnStartDocumentLoad(nsDocLoaderImpl* aLoadInitiator, nsIChannel *aDocChannel)
void nsDocLoaderImpl::FireOnStartDocumentLoad(nsIURL* aURL,                                               const char* aCommand){  PRInt32 count = mDocObservers.Count();  PRInt32 index;  /*   * First notify any observers that the URL load has begun...   */  for (index = 0; index < count; index++) {    nsIDocumentLoaderObserver* observer = (nsIDocumentLoaderObserver*)mDocObservers.ElementAt(index);    observer->OnStartDocumentLoad(aURL, aCommand);  }  /*   * Finally notify the parent...   */  if (nsnull != mParent) {    mParent->FireOnStartDocumentLoad(aURL, aCommand);  }}