Bug 1370357 - fix uninitialized variable in nsImapMailFolder.cpp and nsAbCardProperty.cpp. r=jorgk

mailnews/addrbook/src/nsAbCardProperty.cpp

@@ -37,7 +37,8 @@ const char sAddrbookProperties[] = "chrome://messenger/locale/addressbook/addres
 enum EAppendType {
   eAppendLine,
   eAppendLabel,
-  eAppendCityStateZip
+  eAppendCityStateZip,
+  eAppendUndefined
 };
 
 struct AppendItem {
@@ -1033,6 +1034,7 @@ nsresult nsAbCardProperty::AppendCityStateZip(const AppendItem &aItem,
 
   item.mColumn = statePropName;
   item.mLabel = "";
+  item.mAppendType = eAppendUndefined;
 
   rv = AppendLine(item, aConv, stateResult);
   NS_ENSURE_SUCCESS(rv,rv);

mailnews/imap/src/nsImapMailFolder.cpp

@@ -5391,7 +5391,7 @@ nsImapMailFolder::OnStopRunningUrl(nsIURI *aUrl, nsresult aExitCode)
 
                 // For pluggable stores that do not support compaction, we need
                 // to delete the messages now.
-                bool supportsCompaction;
+                bool supportsCompaction = false;
                 uint32_t numHdrs = 0;
                 nsCOMPtr<nsIMsgPluggableStore> offlineStore;
                 (void) GetMsgStore(getter_AddRefs(offlineStore));