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      <base href="https://bugs.webkit.org/">
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        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - CanvasRenderingContext2DBase: use CanvasBase more extensively"
   href="https://bugs.webkit.org/show_bug.cgi?id=182685">182685</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>CanvasRenderingContext2DBase: use CanvasBase more extensively
          </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>Canvas
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>zan@falconsigh.net
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>dino@apple.com
          </td>
        </tr>

        <tr>
          <th>Depends on</th>
          <td>182503
          </td>
        </tr></table>
      <p>
        <div>
        <pre>In CanvasRenderingContext2DBase, instead of downcasting the CanvasBase object to HTMLCanvasElement, call CanvasBase methods introduced in <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Move ImageBuffer-related functionality from HTMLCanvasElement to CanvasBase"
   href="show_bug.cgi?id=182503">bug #182503</a>, making it possible for OffscreenCanvas to leverage this class properly.</pre>
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      </p>

        <div id="referenced">
          <hr style="border: 1px dashed #969696">
          <b>Referenced Bugs:</b>
          <ul>
              <li>
                [<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Move ImageBuffer-related functionality from HTMLCanvasElement to CanvasBase"
   href="https://bugs.webkit.org/show_bug.cgi?id=182503">Bug 182503</a>] Move ImageBuffer-related functionality from HTMLCanvasElement to CanvasBase
              </li>
          </ul>
        </div>
        <br>

      <hr>
      <span>You are receiving this mail because:</span>

      <ul>
          <li>You are the assignee for the bug.</li>
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