[webkit-changes] [WebKit/WebKit] 32b400: [IFC][Partial layout] Fix editing/deleting/delete-...

[Alan Baradlay]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 32b4003efcd2108d42f464ecfb097071cb11f368
      https://github.com/WebKit/WebKit/commit/32b4003efcd2108d42f464ecfb097071cb11f368
  Author: Alan Baradlay <zalan at apple.com>
  Date:   2023-03-05 (Sun, 05 Mar 2023)

  Changed paths:
    M Source/WebCore/layout/formattingContexts/inline/invalidation/InlineInvalidation.cpp

  Log Message:
  -----------
  [IFC][Partial layout] Fix editing/deleting/delete-block-merge-contents-014.html
https://bugs.webkit.org/show_bug.cgi?id=253401

Reviewed by Antti Koivisto.

Adjust the damaged InlineItem position when the associated text box content happens to get collapsed.
In such cases (when we don't construct display box for the collapsed content), we simply
start using the first InlineItem associated with the damaged text box.

* Source/WebCore/layout/formattingContexts/inline/invalidation/InlineInvalidation.cpp:
(WebCore::Layout::inlineItemPositionForDisplayBox):
(WebCore::Layout::firstInlineItemIndexForLayoutBox):
(WebCore::Layout::leadingInlineItemPositionForDamage):

Canonical link: https://commits.webkit.org/261244@main