D12333: Put the open/save dialog's toolbar above all other widgets, like Dolphin does

[Nathaniel Graham]

ngraham added a dependent revision: D12337: Give the file dialogs a "Sort by" 
menu button on the toolbar.

REPOSITORY
  R241 KIO

REVISION DETAIL
  https://phabricator.kde.org/D12333

To: ngraham, #frameworks, #dolphin, #vdg
Cc: anemeth, rkflx, michaelh, bruns