MD Settings: Fix search engines page popup menu.

chrome/browser/resources/settings/search_engines_page/search_engine_entry.js

Index: chrome/browser/resources/settings/search_engines_page/search_engine_entry.js
diff --git a/chrome/browser/resources/settings/search_engines_page/search_engine_entry.js b/chrome/browser/resources/settings/search_engines_page/search_engine_entry.js
index 5a33a8757e30841460ad6fc62290b8e7da8d55bb..cad9521d8984766b0cac7b8073ad18a03f9124a5 100644
--- a/chrome/browser/resources/settings/search_engines_page/search_engine_entry.js
+++ b/chrome/browser/resources/settings/search_engines_page/search_engine_entry.js
@@ -6,6 +6,14 @@
  * @fileoverview 'settings-search-engine-entry' is a component for showing a
  * search engine with its name, domain and query URL.
  */
+(function() {
+/**
+ * The max z index assigned to a <settings-search-engine-entry> so far. Used to
+ * ensure that the popup menu is displayed correctly.
+ * @type {number}
+ */
+var maxZIndex = 0;

[stevenjb, 2016/09/26 22:45:20]

Can this just be a member of the Polymer object instead?

+
 Polymer({
   is: 'settings-search-engine-entry',
 
@@ -68,6 +76,11 @@ Polymer({
   },
 
   /** @private */
+  onDotsTap_: function() {
+    this.style.zIndex = ++maxZIndex;
+  },
+
+  /** @private */
   closePopupMenu_: function() {
     this.$$('iron-dropdown').close();
   },
@@ -82,3 +95,4 @@ Polymer({
     return cr.icon.getFavicon(url || '');
   },
 });
+})();