MD History: Remove bookmark when clicking bookmark star

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

Index: chrome/test/data/webui/md_history/history_item_test.js
diff --git a/chrome/test/data/webui/md_history/history_item_test.js b/chrome/test/data/webui/md_history/history_item_test.js
index 9ab28b9d823af8bfa739b9f6f0c4f8a84b1c5e66..884f522b1b4c7e6306dba149fa9f392928990f11 100644
--- a/chrome/test/data/webui/md_history/history_item_test.js
+++ b/chrome/test/data/webui/md_history/history_item_test.js
@@ -76,6 +76,20 @@ cr.define('md_history.history_item_test', function() {
         });
       });
 
+      test('remove bookmarks', function() {
+        element.addNewResults(TEST_HISTORY_RESULTS);
+        return flush().then(function() {
+          element.historyData_[1].starred = true;
+          element.historyData_[5].starred = true;
+
+          items = Polymer.dom(element.root).querySelectorAll('history-item');
+          MockInteractions.tap(items[1].$$('#bookmark-star'));
+
+          assertEquals(element.historyData_[1].starred, false);
+          assertEquals(element.historyData_[5].starred, false);
+        });
+      });
+
       test('long titles are trimmed', function() {
         var item = document.createElement('history-item');
         var longtitle = '0123456789'.repeat(100);