MD History: promote menu button to show clear browsing data in narrow mode

chrome/browser/resources/md_history/history_toolbar.html

Index: chrome/browser/resources/md_history/history_toolbar.html
diff --git a/chrome/browser/resources/md_history/history_toolbar.html b/chrome/browser/resources/md_history/history_toolbar.html
index 736792b3b87f0c0bbc1e4ecf262e0440c0ed3c8e..26804ab8ac445b72828a2ff2c24b34066c881985 100644
--- a/chrome/browser/resources/md_history/history_toolbar.html
+++ b/chrome/browser/resources/md_history/history_toolbar.html
@@ -5,6 +5,7 @@
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-tabs/paper-tabs.html">
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_toolbar/cr_toolbar.html">
+<link rel="import" href="chrome://history/browser_service.html">
 <link rel="import" href="chrome://history/icons.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
@@ -129,7 +130,9 @@
           clear-label="$i18n{clearSearch}" search-prompt="$i18n{searchPrompt}"
           hidden$="[[itemsSelected_]]" spinner-active="[[spinnerActive]]"
           show-menu="[[hasDrawer]]" menu-label="$i18n{historyMenuButton}"
-          on-search-changed="onSearchChanged_">
+          on-search-changed="onSearchChanged_"
+          menu-promo="$i18n{menuPromo}" show-menu-promo="[[showMenuPromo_]]"
+          on-cr-menu-promo-shown="onMenuPromoShown_">
       </cr-toolbar>
       <template is="dom-if" if="[[itemsSelected_]]">
         <div id="overlay-wrapper" hidden$="[[!itemsSelected_]]">