Room::id(): return cref

A cref is still faster than incrementing a refcounter in QString, and all the other COW stuff, and room id is not supposed to change ever.

1 files changed, 1 insertions, 1 deletions

diff --git a/room.h b/room.h
index 393dced3..455ef6cc 100644
--- a/room.h
+++ b/room.h
@@ -82,7 +82,7 @@ namespace QMatrixClient
 
             Connection* connection() const;
             User* localUser() const;
-            QString id() const;
+            const QString& id() const;
             QString name() const;
             QStringList aliases() const;
             QString canonicalAlias() const;