fix(locators): fix regression passing root element to locator scripts

Closes #1378

Author: juliemr

lib/protractor.js

@@ -181,7 +181,7 @@ var buildElementHelper = function(ptor) {
         // This is the first time we are looking for an element
         return ptor.waitForAngular().then(function() {
           if (locator.findElementsOverride) {
-            return locator.findElementsOverride(ptor.driver);
+            return locator.findElementsOverride(ptor.driver, null, ptor.rootEl);
           } else {
             return ptor.driver.findElements(locator);
           }
@@ -193,7 +193,7 @@ var buildElementHelper = function(ptor) {
           // list of Promise<List<child_web_element>>
           parentWebElements.forEach(function(parentWebElement) {
             var childrenPromise = locator.findElementsOverride ?
-                locator.findElementsOverride(ptor.driver, parentWebElement) :
+                locator.findElementsOverride(ptor.driver, parentWebElement, ptor.rootEl) :
                 parentWebElement.findElements(locator);
             childrenPromiseList.push(childrenPromise);
           });