Core: Fix build.

Change-Id: Id11aadb251a91bc579979dab971ea45960aabb86
Reviewed-by: hjk <hjk121@nokiamail.com>
QmlDesigner: Remove recursive  NodeInstanceMetaObject creation

Change-Id: I3e5f46413767f5d1649a0c526f69f434e897b597
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>