Use service_account_token for task retry

appengine/swarming/ui/res/imp/taskpage/task-page.html

 <!--
   Copyright 2016 The LUCI Authors. All rights reserved.
   Use of this source code is governed under the Apache License, Version 2.0
   that can be found in the LICENSE file.
 
   This in an HTML Import-able file that contains the definition
   of the following elements:
 
     <task-page>
 
@@ skipping 475 matching lines @@
                       <td>
                         <font color="#0072b2">[[_result.human_duration]]</font>
                       </td>
                     </tr>
                   </tbody>
                 </table>
               </div>
               <div class="right flex">
                 <template is="dom-if" if="[[_result.human_completed_ts]]">
                   <div class="left flex" style="padding-left: 50px; padding-right: 50px">
-                    <svg-piechart 
+                    <svg-piechart
                       data="[[_computePiechartData(_result)]]"
                       colors="[&quot;rgb(204,121,167)&quot;, &quot;rgb(0,114,178)&quot;]">
                     </svg-piechart>
                   </div>
                 </template>
               </div>
             </div>
 
             <div class="title" hidden$="[[_not(_task_exists)]]">Task Execution</div>
             <template is="dom-if" if="[[_wasPickedUp(_result)]]">
               <table hidden$="[[_not(_task_exists)]]">
                 <tr>
                   <td>Bot assigned to task</td>
                   <td><a href$="[[_botLink(_result.bot_id)]]">[[_result.bot_id]]</td>
                 </tr>
                 <tr>
                   <td rowspan$="[[_rowspan(_result.bot_dimensions)]]">
                     <a>Bot Dimensions</a>
                   </td>
                 </tr>
                 <template is="dom-repeat" items="[[_result.bot_dimensions]]" as="dimension">
                   <tr>
                     <td bgcolor$="[[_highlight(_request.properties.dimensions, dimension.key)]]">
                       <b>[[dimension.key]]:</b>
-                      <template 
-                        is="dom-repeat" 
-                        items="[[_aliasResult(_request.properties.dimensions, dimension)]]" 
+                      <template
+                        is="dom-repeat"
+                        items="[[_aliasResult(_request.properties.dimensions, dimension)]]"
                         as="value">
                         <span class$="[[value.class]] dim">[[value.name]]</span>
                       </template>
                     </td>
                   </tr>
                 </template>
 
                 <tr>
                   <td>Exit code</td>
                   <td>[[_result.exit_code]]</td>
@@ skipping 254 matching lines @@
             values[i] = swarming.alias.apply(v, request.key);
           });
         }
         return values.join(" | ");
       },
 
       _aliasResult: function(requested_dims, bot_dim) {
         // requested_dims is the entire _request.properties.dimensions array, but we
         // are only passed in one key at a time from _result.bot_dimensions as the
         // bot_dim variable. Therefore we need to loop through the key-value pairs
-        // of requested_dims to determine whether the current bot dimension was 
+        // of requested_dims to determine whether the current bot dimension was
         // requested.
         var boldMap = [];
         var target = null;
         requested_dims.forEach(function(dim, i) {
           if (dim.key === bot_dim.key) {
             target = i;
           }
         });
         var values = bot_dim.value;
         if (!Array.isArray(values)) {
@@ skipping 243 matching lines @@
           return;
         }
         var newTask = {
           expiration_secs: this._request.expiration_secs,
           name: this._request.name +" (retry)",
           parent_task_id: this._request.parent_task_id,
           priority: this._request.priority,
           properties:this._request.properties,
           tags: this._request.tags,
           user: this._profile.email,
-          service_account: this._request.service_account,
+          service_account_token: this._request.service_account,
         }
         newTask.properties.dimensions = this._retry_dimensions.filter(function(d){
           return d && d.key && d.value;
         });
         if (!newTask.properties.dimensions || !newTask.properties.dimensions.length) {
           sk.errorMessage("Your retried task must specify dimensions", 5000);
           return;
         }
         console.log("Retrying with dimensions", newTask.properties.dimensions);
         newTask.properties.idempotent = false;
@@ skipping 103 matching lines @@
 
         this._getJsonAsync("_other_running", "/api/swarming/v1/tasks/count", "_busyRunningCount", this._auth_headers, taskCountParams);
         // change running to pending
         taskCountParams.state = ["PENDING"];
         this._getJsonAsync("_other_pending", "/api/swarming/v1/tasks/count", "_busyPendingCount", this._auth_headers, taskCountParams);
       }
     });
   })();
   </script>
 </dom-module>