D24344: Use range for instead of sizeof(buttons) / sizeof(buttons[0])

[Albert Astals Cid]

aacid closed this revision.

REPOSITORY
  R236 KWidgetsAddons

REVISION DETAIL
  https://phabricator.kde.org/D24344

To: aacid, vkrause
Cc: kde-frameworks-devel, LeGast00n, GB_2, michaelh, ngraham, bruns
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