[MD History] Add URL parameter for search.

chrome/browser/resources/md_history/side_bar.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/iron-flex-layout.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item-shared-styles.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-listbox/paper-listbox.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-ripple/paper-ripple.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/color.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <dom-module id="history-side-bar">
@@ skipping 36 matching lines @@
         text-decoration: none;
       }
 
       paper-listbox a.iron-selected {
         color: var(--google-blue-500);
       }
     </style>
     <paper-listbox id="menu" selected="[[getSelection_(selectedPage)]]"
         attr-for-selected="path" on-iron-select="onSelect_"
         fallback-selection="history" selectable=".page-item">
-      <a href="/" class="page-item" path="history">
+      <a href="/[[getQueryString_(route)]]" class="page-item" path="history">
         <div>$i18n{historyMenuItem}</div>
         <paper-ripple></paper-ripple>
       </a>
-      <a href="syncedTabs" class="page-item" path="syncedTabs">
+      <a href="syncedTabs[[getQueryString_(route)]]" class="page-item" path="syncedTabs">
         <div>$i18n{openTabsMenuItem}</div>
         <paper-ripple></paper-ripple>
       </a>
       <div class="separator"></div>
       <a href="chrome://settings/clearBrowserData" id="clear-browsing-data">
         <div>$i18n{clearBrowsingData}</div>
         <paper-ripple></paper-ripple>
       </a>
     </paper-listbox>
   </template>
   <script src="chrome://history/side_bar.js"></script>
 </dom-module>