fixup! fix(required): correctly validate when required on non-input e…

…lement is surrounded by ngIf

src/ng/directive/validators.js

@@ -69,7 +69,7 @@ var requiredDirective = ['$parse', function($parse) {
     link: function(scope, elm, attr, ctrl) {
       if (!ctrl) return;
       // For boolean attributes like required, presence means true
-      var value = 'required' in attr || $parse(attr.ngRequired)(scope);
+      var value = attr.hasOwnProperty('required') || $parse(attr.ngRequired)(scope);
 
       if (!attr.ngRequired) {
         // force truthy in case we are on non input element

test/ng/directive/validatorsSpec.js

@@ -696,6 +696,13 @@ describe('validators', function() {
     }));
 
 
+    it('should override "required" when ng-required="false" is set', function() {
+      var inputElm = helper.compileInput('<input type="text" ng-model="notDefined" required ng-required="false" />');
+
+      expect(inputElm).toBeValid();
+    });
+
+
     it('should validate only once after compilation when inside ngRepeat', function() {
       helper.compileInput(
          '<div ng-repeat="input in [0]">' +