return mUndisplayedMap->RemoveNodeFor(aParentContent, node);
nsresult rv = mUndisplayedMap->RemoveNodeFor(aParentContent, node);  #ifdef DEBUG_UNDISPLAYED_MAP printf( "REMOVED! (rv=%d)\n", (int)rv); #endif #ifdef DEBUG  nsIStyleContext *context = nsnull; GetUndisplayedContent(aContent, &context); NS_ASSERTION(context == nsnull, "Found more undisplayed content data after removal"); #endif return rv;
FrameManager::ClearUndisplayedContentIn(nsIContent* aContent, nsIContent* aParentContent){  NS_ENSURE_TRUE(mPresShell, NS_ERROR_NOT_AVAILABLE);  if (mUndisplayedMap) {    UndisplayedNode* node = mUndisplayedMap->GetFirstNode(aParentContent);    while (node) {      if (node->mContent == aContent) {        return mUndisplayedMap->RemoveNodeFor(aParentContent, node);      }      node = node->mNext;    }  }  return NS_OK;}