MD WebUI: Make cr-lazy-render get() synchronous

chrome/test/data/webui/md_history/history_overflow_menu_test.js

Index: chrome/test/data/webui/md_history/history_overflow_menu_test.js
diff --git a/chrome/test/data/webui/md_history/history_overflow_menu_test.js b/chrome/test/data/webui/md_history/history_overflow_menu_test.js
index 0af568a78c90d0086a7b9d83812bb063adb84944..24e88afdce1fd0c5ddf50973ed548d119f493caf 100644
--- a/chrome/test/data/webui/md_history/history_overflow_menu_test.js
+++ b/chrome/test/data/webui/md_history/history_overflow_menu_test.js
@@ -32,39 +32,33 @@ cr.define('md_history.history_overflow_menu_test', function() {
 
         MENU_EVENT.detail.target = element1;
         ADDITIONAL_MENU_EVENT.detail.target = element2;
-        return listContainer.$.sharedMenu.get().then(function(menu) {
-          sharedMenu = menu;
-        });
+        sharedMenu = listContainer.$.sharedMenu.get();
       });
 
       test('opening and closing menu', function() {
-        return listContainer.toggleMenu_(MENU_EVENT).then(function() {
-          assertTrue(sharedMenu.menuOpen);
-          assertEquals(MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
+        listContainer.toggleMenu_(MENU_EVENT);
+        assertTrue(sharedMenu.menuOpen);
+        assertEquals(MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
 
-          // Test having the same menu event (pressing the same button) closes
-          // the overflow menu.
-          return listContainer.toggleMenu_(MENU_EVENT);
-        }).then(function() {
-          assertFalse(sharedMenu.menuOpen);
+        // Test having the same menu event (pressing the same button) closes
+        // the overflow menu.
+        listContainer.toggleMenu_(MENU_EVENT);
+        assertFalse(sharedMenu.menuOpen);
 
-          // Test having consecutive distinct menu events moves the menu to the
-          // new button.
-          return listContainer.toggleMenu_(MENU_EVENT);
-        }).then(function() {
-          return listContainer.toggleMenu_(ADDITIONAL_MENU_EVENT);
-        }).then(function() {
-          assertEquals(
-              ADDITIONAL_MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
-          assertTrue(sharedMenu.menuOpen);
-          return listContainer.toggleMenu_(MENU_EVENT);
-        }).then(function() {
-          assertTrue(sharedMenu.menuOpen);
-          assertEquals(MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
+        // Test having consecutive distinct menu events moves the menu to the
+        // new button.
+        listContainer.toggleMenu_(MENU_EVENT);
+        listContainer.toggleMenu_(ADDITIONAL_MENU_EVENT);
+        assertEquals(
+            ADDITIONAL_MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
+        assertTrue(sharedMenu.menuOpen);
 
-          sharedMenu.closeMenu();
-          assertFalse(sharedMenu.menuOpen);
-        });
+        listContainer.toggleMenu_(MENU_EVENT);
+        assertTrue(sharedMenu.menuOpen);
+        assertEquals(MENU_EVENT.detail.target, sharedMenu.lastAnchor_);
+
+        sharedMenu.closeMenu();
+        assertFalse(sharedMenu.menuOpen);
       });
 
       test('menu closes when search changes', function() {
@@ -72,11 +66,10 @@ cr.define('md_history.history_overflow_menu_test', function() {
             [createHistoryEntry('2016-07-19', 'https://www.nianticlabs.com')];
 
         app.historyResult(createHistoryInfo(), entry);
-        return listContainer.toggleMenu_(MENU_EVENT).then(function() {
-          // Menu closes when search changes.
-          app.historyResult(createHistoryInfo('niantic'), entry);
-          assertFalse(sharedMenu.menuOpen);
-        });
+        listContainer.toggleMenu_(MENU_EVENT);
+        // Menu closes when search changes.
+        app.historyResult(createHistoryInfo('niantic'), entry);
+        assertFalse(sharedMenu.menuOpen);
       });
 
       teardown(function() {