Rietveld: add CQ status URL instead of comment.

appengine/chromium_rietveld/templates/patchset.html

 {%if patchset.url%}
   <div>
     Downloaded from: <a href="{{patchset.url}}">{{patchset.url}}</a>
   </div>
 {%endif%}
 <div class="issue-list">
 
   <div class="pagination">
     <div style="float: left;">
       <i>Created:</i> {{patchset.created|timesince}} ago
@@ skipping 149 matching lines @@
           onchange="document.commitform.cq_dry_run.value=false; M_editFlags('{{issue.key.id}}')" />
         {%if not request.user%}
           (user is not authenticated)
         {%elif issue.closed%}
           (issue is closed)
         {%elif issue.private%}
           (issue is private)
         {%elif issue.cq_dry_run %}
           (dry run)
         {% endif %}
+        {%if patchset.cq_status_url%}
+          <a style="margin-left:10px" href="{{patchset.cq_status_url}}">CQ Status</a>
+        {% endif %}
         <a style="margin-left:10px" href="https://bugs.chromium.org/p/chromium/issues/entry?template=Build%20Infrastructure&labels=Restrict-View-Google&components=Infra%3ECQ&summary=Please%20enter%20CQ%20issue%20summary%20here&comment=Please%20explain%20below%20why%20you%20believe%20CQ%20is%20not%20working.%0A%0AThis%20issue%20was%20created%20with%20help%20of%20the%20%22CQ%20not%20working?%22%20link%20on%20Rietveld.">CQ not working?</a>
       </form>
       <br/>
       <form action="{%url codereview.revert_patchset.revert_patchset issue.key.id,patchset.key.id%}"
             method="post" enctype="multipart/form-data" id="revert-form" name="revert_form"
             onsubmit="return M_createRevertPatchset(); return false;" >
         <input type="hidden" name="xsrf_token" value="{{xsrf_token}}">
         <input type="hidden" name="revert_reason" value="">
         <input type="hidden" name="revert_cq" value="">
         <input type="button" value="Revert Patchset" onclick="M_toggleRevertReasonPopup(true);" {%if issue.closed %}> <a href='https://sites.google.com/a/chromium.org/dev/developers/tree-sheriffs/sheriff-details-chromium?pli=1#TOC-Revert-Patchset-button-in-Rietveld'>More info</a>{%else%}disabled> Issue must be closed to Revert{%endif%}
@@ skipping 44 matching lines @@
       {%for dependent_tokens in patchset.dependent_tokens%}
         <div {%if dependent_tokens.0.closed%}class="linethrough"{%endif%}>
           <a href="/{{dependent_tokens.0.key.id}}#ps{{dependent_tokens.1.key.id}}">
             Issue {{dependent_tokens.0.key.id}} Patch {{dependent_tokens.1.key.id}}
           </a>
         </div>
       {%endfor%}
     </p>
   {%endif%}
 </div>