tree 81ff38c9ed0441559f6757b835c69a585ba62ce6
parent 0819577a6d76c190ede79c4e11c8b8e9a3d12de7
author Ting-Yu Lin <tlin@mozilla.com> 1684279970 +0000
committer moz-wptsync-bot <wptsync@mozilla.com> 1684322030 +0100

Part 2 - Always pull back floats from pushed floats list to floats list when reflowing a block.

When balancing columns, if a block frame doesn't have enough available
block-size for a float's continuation, we move the float continuation into the
block's pushed floats list.

Typically, the float's continuation is expected to be pulled by the block's next
continuation and reflow there. However, if the block happens to be in the *last*
column, the float continuation will stay in the pushed float list until we
reflow its block again in the next column balancing loop. In this case, we
should pull it from the pushed floats list regardless of whether the
continuation has a previous continuation or not. Otherwise, it will not be
reflowed if it remains in the pushed floats list.

Differential Revision: https://phabricator.services.mozilla.com/D178141

bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1833238
gecko-commit: edcd9312d82d73e9ec13f7330d29bf15bb55cf73
gecko-reviewers: emilio