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        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - REGRESSION(r279987): [GTK][WPE] It caused 7 new test failures"
   href="https://bugs.webkit.org/show_bug.cgi?id=228160">228160</a>
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        </tr>

        <tr>
          <th>Summary</th>
          <td>REGRESSION(r279987): [GTK][WPE] It caused 7 new test failures
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>WebKit Nightly Build
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>WebKitGTK
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned@lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>clopez@igalia.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>bugs-noreply@webkitgtk.org
          </td>
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        <pre>Commit <a href="https://commits.webkit.org/r279987">r279987</a> caused 7 new unexpected failures on GTK and WPE ports:

Regressions: Unexpected image-only failures (7)
  fast/selectors/input-with-selection-pseudo-element.html [ ImageOnlyFailure ]
  imported/blink/fast/table/whitespace-between-elements-with-table-cell-display-3.html [ ImageOnlyFailure ]
  imported/w3c/web-platform-tests/css/css-color-adjust/rendering/dark-color-scheme/color-scheme-change-checkbox.html [ ImageOnlyFailure ]
  imported/w3c/web-platform-tests/css/css-color-adjust/rendering/dark-color-scheme/color-scheme-iframe-background-mismatch-alpha.html [ ImageOnlyFailure ]
  imported/w3c/web-platform-tests/css/css-color-adjust/rendering/dark-color-scheme/color-scheme-iframe-background-mismatch-opaque.html [ ImageOnlyFailure ]
  imported/w3c/web-platform-tests/css/css-color-adjust/rendering/dark-color-scheme/color-scheme-visited-link-initial.html [ ImageOnlyFailure ]
  imported/w3c/web-platform-tests/html/rendering/widgets/button-layout/propagate-text-decoration.html [ ImageOnlyFailure ]

Looking at the diffs seems that there is some difference on the rounding of the corners of some boxes in some cases and also differences on the color of the text or background in other cases

Check here the results:
 - <a href="https://people.igalia.com/clopez/wkbug/208204/layout-test-results/results.html">https://people.igalia.com/clopez/wkbug/208204/layout-test-results/results.html</a></pre>
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