Fix automatic semicolon insertion.

Fix automatic semicolon insertion.

The parser should insert a T_SEMICOLON token when it reaches an
error state and the lookahead token is following a closing brace.

Change-Id: Ib849e7fbfe50c2a3e679ae0794f5780cc0b94de5
Reviewed-on: http://codereview.qt-project.org/4896
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Kent Hansen <kent.hansen@nokia.com>