[MD Bookmarks] Edit Bookmarks.

chrome/browser/resources/md_bookmarks/list.js

Index: chrome/browser/resources/md_bookmarks/list.js
diff --git a/chrome/browser/resources/md_bookmarks/list.js b/chrome/browser/resources/md_bookmarks/list.js
index 59dda20d68f07da700f3bf358efb446b33aa2f1a..f1c3b6b639770686a39ac795432f9dc7d1dd7b80 100644
--- a/chrome/browser/resources/md_bookmarks/list.js
+++ b/chrome/browser/resources/md_bookmarks/list.js
@@ -32,6 +32,8 @@ Polymer({
   /** @private */
   onEditTap_: function() {
     this.closeDropdownMenu_();
+    if (this.menuItem_.url)
+      this.$.editBookmark.showModal();
   },
 
   /** @private */
@@ -58,6 +60,20 @@ Polymer({
   },
 
   /** @private */
+  onSaveEditTap_: function() {
+    chrome.bookmarks.update(this.menuItem_.id, {
+      'title': this.menuItem_.title,
+      'url': this.menuItem_.url,
+    });
+    this.$.editBookmark.close();
+  },
+
+  /** @private */
+  onCancelEditTap_: function() {
+    this.$.editBookmark.cancel();
+  },
+
+  /** @private */
   closeDropdownMenu_: function() {
     var menu = /** @type {!CrActionMenuElement} */ (
         this.$.dropdown);