MD History: Remove bookmark when clicking bookmark star

chrome/browser/resources/md_history/history_item.js

Index: chrome/browser/resources/md_history/history_item.js
diff --git a/chrome/browser/resources/md_history/history_item.js b/chrome/browser/resources/md_history/history_item.js
index 2497a6f525fd7c79a08d6ceae3de6d0a1055d335..7cdc1d1283772caade9efeb0a9a8df375a4bf592 100644
--- a/chrome/browser/resources/md_history/history_item.js
+++ b/chrome/browser/resources/md_history/history_item.js
@@ -42,6 +42,16 @@ cr.define('md_history', function() {
     },
 
     /**
+     * Remove bookmark of current item when bookmark-star is clicked.
+     * @private
+     */
+    onRemoveBookmarkTap_: function() {
+      md_history.BrowserService.getInstance()
+        .removeBookmark(this.item.url);
+      this.fire('remove-bookmark-stars', this.item.url);
+    },
+
+    /**
      * Fires a custom event when the menu button is clicked. Sends the details
      * of the history item and where the menu should appear.
      */