LLDB: fix QHashIterator dumper for Qt4

Change-Id: I6743839cc54f81eb17125f2449dd1df391b9a1a4
Reviewed-by: hjk <hjk121@nokiamail.com>
LLDB: Fix Qt4/QSet dumper

Change-Id: I90d3e81653266f660c27f14093459a84873b6dd3
Reviewed-by: hjk <hjk121@nokiamail.com>