[MD History] Factor out a common HistoryListBehavior.

chrome/browser/resources/md_history/grouped_list.html

Index: chrome/browser/resources/md_history/grouped_list.html
diff --git a/chrome/browser/resources/md_history/grouped_list.html b/chrome/browser/resources/md_history/grouped_list.html
index cf1c109273175c4d5fd7647ff3bc1017ec45aed1..fc75853d1e1a73d469bc66611127b148693fe105 100644
--- a/chrome/browser/resources/md_history/grouped_list.html
+++ b/chrome/browser/resources/md_history/grouped_list.html
@@ -3,6 +3,7 @@
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icon/iron-icon.html">
 <link rel="import" href="chrome://history/constants.html">
 <link rel="import" href="chrome://history/history_item.html">
+<link rel="import" href="chrome://history/history_list_behavior.html">
 <link rel="import" href="chrome://history/shared_style.html">
 
 <dom-module id="history-grouped-list">
@@ -102,6 +103,8 @@
                             groupIndex, domainIndex, itemIndex)]]"
                         search-term="[[searchedTerm]]"
                         number-of-items="[[historyData.length]]"
+                        path="[[pathForItem_(
+                            groupIndex, domainIndex, itemIndex)]]"
                         embedded>
                     </history-item>
                   </template>