Bug 1567108 - Remove a FIXME that is not relevant. r=hiro

We get hints for both frames, so we tag both.

Depends on D38599

Differential Revision: https://phabricator.services.mozilla.com/D38600

--HG--
extra : moz-landing-system : lando

layout/base/RestyleManager.cpp

@@ -1590,9 +1590,6 @@ void RestyleManager::ProcessRestyledFrames(nsStyleChangeList& aChangeList) {
         // hint).
         //
         // In that case we should set the frame bit.
-        //
-        // FIXME: Bug 1527210 - Use the primary frame here instead so that
-        // we handle display: table correctly.
         for (nsIFrame* cont = frame; cont;
              cont = nsLayoutUtils::GetNextContinuationOrIBSplitSibling(cont)) {
           cont->AddStateBits(NS_FRAME_MAY_BE_TRANSFORMED);