Add deleteStorage parameter.

mailnews/news/src/nsNewsFolder.cpp

@@ -1072,7 +1072,7 @@ NS_IMETHODIMP nsMsgNewsFolder::GetPath(nsFileSpec& aPathName)
 
 /* this is news, so remember that DeleteMessage is really CANCEL */
 NS_IMETHODIMP nsMsgNewsFolder::DeleteMessages(nsISupportsArray *messages,
-                                              nsITransactionManager *txnMgr)
+                                              nsITransactionManager *txnMgr, PRBool deleteStorage)
 {
   nsresult rv = NS_OK;
   

mailnews/news/src/nsNewsFolder.h

@@ -86,7 +86,7 @@ public:
   virtual nsresult GetDBFolderInfoAndDB(nsIDBFolderInfo **folderInfo, nsIMsgDatabase **db);
 
  	NS_IMETHOD DeleteMessages(nsISupportsArray *messages, 
-                            nsITransactionManager *txnMgr);
+                            nsITransactionManager *txnMgr, PRBool deleteStorage);
 	NS_IMETHOD CreateMessageFromMsgDBHdr(nsIMsgDBHdr *msgDBHdr, nsIMessage **message);
   NS_IMETHOD GetNewMessages();