MD History: Replace last usage of cr-shared-menu with cr-action-menu.

chrome/browser/resources/md_history/synced_device_manager.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/html/cr/ui/focus_grid.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-list/iron-list.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item.html">
+<link rel="import" href="chrome://resources/cr_elements/cr_action_menu/cr_action_menu.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_lazy_render/cr_lazy_render.html">
-<link rel="import" href="chrome://resources/cr_elements/cr_shared_menu/cr_shared_menu.html">
 <link rel="import" href="chrome://resources/cr_elements/shared_style_css.html">
 <link rel="import" href="chrome://history/shared_style.html">
 <link rel="import" href="chrome://history/synced_device_card.html">
 
 <dom-module id="history-synced-device-manager">
   <template>
     <style include="shared-style cr-shared-style">
       :host {
         display: block;
         overflow: auto;
@@ skipping 65 matching lines @@
       <div id="illustration"></div>
       <div id="sign-in-promo">$i18n{signInPromo}</div>
       <div id="sign-in-promo-desc">$i18n{signInPromoDesc}</div>
       <paper-button id="sign-in-button" class="action-button"
           on-tap="onSignInTap_">
         $i18n{signInButton}
       </paper-button>
     </div>
 
     <template is="cr-lazy-render" id="menu">
-      <cr-shared-menu>
-        <paper-item id="menuOpenButton" class="menu-item"
+      <dialog is="cr-action-menu">
+        <button id="menuOpenButton" class="dropdown-item"
             on-tap="onOpenAllTap_">
           $i18n{openAll}
-        </paper-item>
-        <paper-item id="menuDeleteButton" class="menu-item"
+        </button>
+        <button id="menuDeleteButton" class="dropdown-item"
             on-tap="onDeleteSessionTap_">
           $i18n{deleteSession}
-        </paper-item>
-      </cr-shared-menu>
+        </button>
+      </dialog>
     </template>
   </template>
   <script src="chrome://history/synced_device_manager.js"></script>
 </dom-module>