[MD History] Use openForeignSession message to open foreign session tabs.

chrome/browser/resources/md_history/synced_device_card.html

 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/shadow.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-collapse/iron-collapse.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icon/iron-icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/html/icon.html">
+<link rel="import" href="chrome://history/browser_service.html">
+<link rel="import" href="chrome://history/constants.html">
 <link rel="import" href="chrome://history/searched_label.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <dom-module id="history-synced-device-card">
   <template>
     <style include="shared-style">
       :host {
         @apply(--card-sizing);
         display: block;
         padding-bottom: var(--card-padding-between);
@@ skipping 65 matching lines @@
           <span id="last-update-time">[[lastUpdateTime]]</span>
         </div>
         <iron-icon icon="cr:expand-less" id="dropdown-indicator"></iron-icon>
       </div>
 
       <iron-collapse opened="{{cardOpen_}}" id="collapse">
         <div id="tab-item-list">
           <template is="dom-repeat" items="[[tabs]]" as="tab" id="tab-list">
             <div id="item-container">
               <div id="icon" class="website-icon"></div>
-              <a href="[[tab.url]]" class="website-title" title="[[tab.title]]">
+              <a href="[[tab.url]]" class="website-title" title="[[tab.title]]"
+                  on-tap="openTab_">
                 <history-searched-label title="[[tab.title]]"
                     search-term="[[searchTerm]]"></history-searched-label>
               </a>
             </div>
             <div id="window-separator"
                 hidden$="[[!isWindowSeparatorIndex_(index, separatorIndexes)]]">
             </div>
           </template>
           <div class="item-container">
             <p on-tap="openAllTabs_" id="open-tabs">$i18n{openAll}</p>
           </div>
         </div>
       </iron-collapse>
     </div>
   </template>
   <script src="chrome://history/synced_device_card.js"></script>
 </dom-module>