D12239: Create a public writeViewConfig() function so the open/save dialog itself can call it

[Nathaniel Graham]

ngraham removed a dependent revision: D12240: Save the dialog view settings 
when closing the dialog without hitting the cancel button.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D12239

To: ngraham, #frameworks
Cc: anthonyfieroni, michaelh, ngraham, bruns