MD History: Drop-down menu allows searching for history-items by domain name.

chrome/browser/resources/md_history/history_card_manager.js

Index: chrome/browser/resources/md_history/history_card_manager.js
diff --git a/chrome/browser/resources/md_history/history_card_manager.js b/chrome/browser/resources/md_history/history_card_manager.js
index f7cd51bbc4fe2ba9f1dee84bb9218b79e5a9340d..42b7e0dd12fbece9785853e64f490edac4aa7f25 100644
--- a/chrome/browser/resources/md_history/history_card_manager.js
+++ b/chrome/browser/resources/md_history/history_card_manager.js
@@ -26,8 +26,8 @@ Polymer({
     },
 
     menuIdentifier: {
-      type: Number,
-      value: 0
+      type: Object,
+      value: function() { return {}; }
     },
 
     searchTerm: {
@@ -58,6 +58,15 @@ Polymer({
   },
 
   /**
+   * Search history based on the domain name associated with the pop-up menu.
+   * @private
+   */
+  onMoreFromSiteTap_: function() {
+    this.fire('refresh-results', {search: this.menuIdentifier.domain});
+    this.closeMenu();
+  },
+
+  /**
    * Clear the page completely so the page can display new results (search).
    */
   resetHistoryResults: function() {
@@ -73,13 +82,15 @@ Polymer({
    */
   toggleMenu_: function(e) {
     var menu = this.$['overflow-menu'];
+    var itemId = e.detail.itemIdentifier;
 
     // Menu closes if the same button is clicked.
-    if (this.menuOpen && this.menuIdentifier == e.detail.accessTime) {
+    if (this.menuOpen && (this.menuIdentifier.url == itemId.url) &&
+        (this.menuIdentifier.timestamps == itemId.timestamps)) {
       this.closeMenu();
     } else {
       this.menuOpen = true;
-      this.menuIdentifier = e.detail.accessTime;
+      this.menuIdentifier = itemId;
 
       cr.ui.positionPopupAtPoint(e.detail.x + this.X_OFFSET_, e.detail.y, menu,
           cr.ui.AnchorType.BEFORE);
@@ -88,6 +99,11 @@ Polymer({
     }
   },
 
+  menuEquals_: function(menu, item) {
+    console.log((menu.url == item.url) && (menu.timestamps == item.timestamps));

[tsergeant, 2016/02/12 00:48:55]

Remove this log

+    return ((menu.url == item.url) && (menu.timestamps == item.timestamps));

[tsergeant, 2016/02/12 00:48:55]

You can get rid of the outer parens

+  },
+
   /**
    * Reformat the search results so they all have the same dateRelativeDay (will
    * all display on the same card). Also so the date displays instead of time.