Bug 1915397 - fix uninitialized scalar field in nsMsgMailboxParser::​nsMsgMailboxParser(). r=thunderbird-reviewers,babolivier

CID: 1137592

Differential Revision: https://phabricator.services.mozilla.com/D223717

--HG--
extra : moz-landing-system : lando

mailnews/local/src/nsParseMailbox.cpp

@@ -237,6 +237,7 @@ nsMsgMailboxParser::nsMsgMailboxParser() : nsMsgLineBuffer() { Init(); }
 nsMsgMailboxParser::nsMsgMailboxParser(nsIMsgFolder* aFolder)
     : nsMsgLineBuffer() {
   m_folder = do_GetWeakReference(aFolder);
+  Init();
 }
 
 nsMsgMailboxParser::~nsMsgMailboxParser() { ReleaseFolderLock(); }