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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Fallback to legacy type only when event is trusted"
href="https://bugs.webkit.org/show_bug.cgi?id=168301">168301</a>
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<th>Summary</th>
<td>Fallback to legacy type only when event is trusted
</td>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
</td>
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<th>Hardware</th>
<td>Unspecified
</td>
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<th>OS</th>
<td>Unspecified
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>Normal
</td>
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<th>Priority</th>
<td>P2
</td>
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<th>Component</th>
<td>Event Handling
</td>
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
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<th>Reporter</th>
<td>philip@foolip.org
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<pre>When dispatching e.g. an "animationstart" event, WebKit falls back to "webkitanimationstart" if there were no listeners for "animationstart". This happens in EventTarget::fireEventListeners.
This behavior has made its way into DOM, and was tweaked to only apply to trusted events:
<a href="https://github.com/whatwg/dom/issues/404">https://github.com/whatwg/dom/issues/404</a>
<a href="https://github.com/whatwg/dom/pull/406">https://github.com/whatwg/dom/pull/406</a>
<a href="https://github.com/w3c/web-platform-tests/pull/4687">https://github.com/w3c/web-platform-tests/pull/4687</a></pre>
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