D18649: [GridViewKCM] improve contrast and legibility for delegates' inline hover buttons

[Nathaniel Graham]

ngraham edited the summary of this revision.

REPOSITORY
  R296 KDeclarative

REVISION DETAIL
  https://phabricator.kde.org/D18649

To: ngraham, #vdg, #plasma, broulik
Cc: kde-frameworks-devel, michaelh, ngraham, bruns