[MD History] Move the shared menu from history list to list container.

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

Index: chrome/test/data/webui/md_history/history_list_test.js
diff --git a/chrome/test/data/webui/md_history/history_list_test.js b/chrome/test/data/webui/md_history/history_list_test.js
index a5ad099162fe102478e5b0b0456526b94ca2767c..e1274db5547051c02fd5735c9891345cdc9501ec 100644
--- a/chrome/test/data/webui/md_history/history_list_test.js
+++ b/chrome/test/data/webui/md_history/history_list_test.js
@@ -174,8 +174,25 @@ cr.define('md_history.history_list_test', function() {
           });
         });
 
-        element.$.sharedMenu.itemData = {domain: 'example.com'};
-        MockInteractions.tap(element.$.menuMoreButton);
+        app.$['history'].$.sharedMenu.itemData = {domain: 'example.com'};
+        MockInteractions.tap(app.$['history'].$.menuMoreButton);
+      });
+
+      test('scrolling history list closes overflow menu', function() {
+        var sharedMenu = app.$.history.$.sharedMenu;
+        for (var i = 0; i < 10; i++)
+          app.historyResult(createHistoryInfo(), TEST_HISTORY_RESULTS);
+
+        return flush().then(function() {
+          items = Polymer.dom(element.root).querySelectorAll('history-item');
+
+          MockInteractions.tap(items[2].$['menu-button']);
+          assertTrue(sharedMenu.menuOpen);
+          element.$['infinite-list'].scrollTop = 100;
+          return flush();
+        }).then(function() {
+          assertFalse(sharedMenu.menuOpen);
+        });
       });
 
       test('changing search deselects items', function() {