[MD History] Add routing to the synced devices page.

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/app-layout/app-drawer/app-drawer.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/iron-selector/iron-selector.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-styles/color.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/typography.html">
 <link rel="import" href="chrome://history/browser_service.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <dom-module id="history-side-bar">
   <template>
     <style include="shared-style">
       :host {
         display: block;
         padding-top: 5px;
         width: var(--side-bar-width);
@@ skipping 17 matching lines @@
       div.separator {
         background-color: rgba(0, 0, 0, 0.08);
         height: 1px;
         margin: 8px 0;
       }
 
       #clear-browsing-data {
         text-transform: uppercase;
       }
 
-      paper-item {
+      iron-selector {
+        -webkit-user-select: none;
+        background-color: transparent;
+        color: #5a5a5a;
+      }
+
+      iron-selector a {
+        @apply(--paper-font-subhead);
         -webkit-padding-start: 25px;
+        align-items: center;
+        box-sizing: border-box;
+        color: inherit;
         cursor: pointer;
+        display: flex;
         font-size: 14px;
         font-weight: 500;
+        min-height: 48px;
+        outline: none;
+        position: relative;
+        text-decoration: none;
       }
 
-      paper-item.iron-selected {
+      iron-selector a:focus {
+        outline: 0;
+        position: relative;
+      }
+
+      iron-selector a:focus::before {
+        @apply(--layout-fit);
+
+        background: currentColor;
+        content: '';
+        opacity: var(--dark-divider-opacity);
+        pointer-events: none;
+      }
+
+      iron-selector a.iron-selected {
         color: var(--google-blue-500);
         font-weight: 500;
       }
 
       iron-selector {
         -webkit-user-select: none;
         color: #5a5a5a;
       }
     </style>
 
     <app-drawer id="drawer" tabindex="0" on-focus="onDrawerFocus_" swipe-open
         align="start">
       <div id="drawer-header">
         <h1>$i18n{title}</h1>
       </div>
       <iron-selector id="menu" selected="{{selectedPage}}"
-          selectable=".page-item" attr-for-selected="view-id"
+          selectable=".page-item" attr-for-selected="path"
+          fallback-selection="history"
           on-iron-activate="onSelectorActivate_">
-        <paper-item view-id="history" class="page-item">
+        <a href="/" class="page-item" path="history">
           $i18n{historyMenuItem}
-        </paper-item>
-        <paper-item view-id="synced-devices" class="page-item">
+        </a>
+        <a href="/syncedTabs" class="page-item" path="syncedTabs">
           $i18n{openTabsMenuItem}
-        </paper-item>
+        </a>
         <div class="separator"></div>
-        <paper-item on-tap="onClearBrowsingDataTap_" id="clear-browsing-data">
+        <a href="chrome://settings/clearBrowserData"
+            on-tap="onClearBrowsingDataTap_" id="clear-browsing-data">
           $i18n{clearBrowsingData}
-        </paper-item>
+        </a>
       </iron-selector>
     </app-drawer>
   </template>
   <script src="chrome://history/side_bar.js"></script>
 </dom-module>