New Dialog: Fix typo

Change-Id: I8c56f50ebb23fc6a0ac84bc24514a19dd5cd8a8a
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>
New Dialog: Remove unused method

Change-Id: I182b162d732580c5d7ee8205f056885d384c3acc
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>