Roll Polymer elements

third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js

Index: third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js
diff --git a/third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js b/third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js
index 85ea5f375015c960490df908cbf01066b3e73bfa..4f2f1c76d9850a32855347f896afd40085b604f5 100644
--- a/third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js
+++ b/third_party/polymer/v1_0/components-chromium/iron-location/iron-location-extracted.js
@@ -191,10 +191,6 @@
      * is clicking on, if we can and should override the resulting full
      * page navigation. Returns null otherwise.
      *
-     * This method is separated away from _globalOnClick for testability,
-     * as we can't test that a clicked link should have resulted in navigating
-     * away from the test page.
-     *
      * @param {MouseEvent} event .
      * @return {string?} .
      */
@@ -209,19 +205,33 @@
         return null;
       }
       var eventPath = Polymer.dom(event).path;
-      var href = null;
+      var anchor = null;
       for (var i = 0; i < eventPath.length; i++) {
         var element = eventPath[i];
         if (element.tagName === 'A' && element.href) {
-          href = element.href;
+          anchor = element;
           break;
         }
       }
+
       // If there's no link there's nothing to do.
-      if (!href) {
-        return null;
+      if (!anchor) {
+        return;
       }
 
+      // Target blank is a new tab, don't intercept.
+      if (anchor.target === '_blank') {
+        return;
+      }
+      // If the link is for an existing parent frame, don't intercept.
+      if ((anchor.target === '_top' ||
+           anchor.target === '_parent') &&
+          window.top !== window) {
+        return;
+      }
+
+      var href = anchor.href;
+
       // It only makes sense for us to intercept same-origin navigations.
       // pushState/replaceState don't work with cross-origin links.
       var url;