add MatchName method

mailnews/base/util/nsMsgFolder.cpp

@@ -396,10 +396,10 @@ NS_IMETHODIMP nsMsgFolder::GetChildNamed(const char *name, nsISupports ** aChild
 				delete[] folderName;
 				return NS_OK;
 			}
-		delete[] folderName;
+			delete[] folderName;
 		}
-  }
-  return NS_OK;
+	}
+	return NS_OK;
 }
 
 NS_IMETHODIMP nsMsgFolder::GetChildWithURI(const char *uri, PRBool deep, nsIMsgFolder ** child)
@@ -1474,6 +1474,14 @@ nsMsgFolder::CopyFileMessage(nsIFileSpec* fileSpec,
   return NS_ERROR_NOT_IMPLEMENTED;
 }
 
+NS_IMETHODIMP nsMsgFolder::MatchName(nsString *name, PRBool *matches)
+{
+	if (!matches)
+		return NS_ERROR_NULL_POINTER;
+	*matches = mName.EqualsIgnoreCase(*name);
+	return NS_OK;
+}
+
 nsresult nsMsgFolder::NotifyPropertyChanged(char *property, char *oldValue, char* newValue)
 {
 	nsCOMPtr<nsISupports> supports;

mailnews/base/util/nsMsgFolder.h

@@ -291,6 +291,7 @@ public:
 	NS_IMETHOD GetMsgDatabase(nsIMsgDatabase** aMsgDatabase);
 	NS_IMETHOD GetPath(nsIFileSpec * *aPath);
 
+	NS_IMETHOD MatchName(nsString *name, PRBool *matches);
 	NS_IMETHOD MarkMessagesRead(nsISupportsArray *messages, PRBool markRead);
 	NS_IMETHOD MarkAllMessagesRead(void);