Work around for private names in mixin applications.

test/kernel/regression/static.dart.txt

Index: test/kernel/regression/static.dart.txt
diff --git a/test/kernel/regression/static.dart.txt b/test/kernel/regression/static.dart.txt
index 5bf3f40a2a052bc5700b8e3ca5aba43a2ab96e30..3a7aae97b0bfb878d922ee384aefaefb328abbad 100644
--- a/test/kernel/regression/static.dart.txt
+++ b/test/kernel/regression/static.dart.txt
@@ -33,20 +33,20 @@ static method main() → dynamic {
   self::use(let final dynamic #t5 = self::Foo::staticField in let final dynamic #t6 = self::Foo::staticField = #t5.+(1) in #t5);
   let final dynamic #t7 = self::Foo::staticFunction.+(1) in invalid-expression;
   self::use(let final dynamic #t8 = self::Foo::staticFunction in let final dynamic #t9 = let final dynamic #t10 = #t8.+(1) in invalid-expression in #t8);
-  throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null);
-  self::use(let final dynamic #t11 = self::Foo::staticGetter in let final dynamic #t12 = throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[#t11.+(1)], <dynamic, dynamic>{}, null) in #t11);
-  throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
-  self::use(throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
+  throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null);
+  self::use(let final dynamic #t11 = self::Foo::staticGetter in let final dynamic #t12 = throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[#t11.+(1)], <dynamic, dynamic>{}, null) in #t11);
+  throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
+  self::use(throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
   let final dynamic #t13 = self::Foo::staticConstant.+(1) in invalid-expression;
   self::use(let final dynamic #t14 = self::Foo::staticConstant.+(1) in invalid-expression);
   self::Foo::staticField = self::Foo::staticField.+(1);
   self::use(self::Foo::staticField = self::Foo::staticField.+(1));
   let final dynamic #t15 = self::Foo::staticFunction.+(1) in invalid-expression;
   self::use(let final dynamic #t16 = self::Foo::staticFunction.+(1) in invalid-expression);
-  throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null);
-  self::use(throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null));
-  throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
-  self::use(throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
+  throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null);
+  self::use(throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[self::Foo::staticGetter.+(1)], <dynamic, dynamic>{}, null));
+  throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
+  self::use(throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
   self::Foo::staticConstant.call();
   self::use(self::Foo::staticConstant.call());
   self::Foo::staticField.call();
@@ -73,8 +73,8 @@ static method main() → dynamic {
   self::use(let final dynamic #t26 = self::Foo::staticField in #t26.==(null) ? self::Foo::staticField = 87 : #t26);
   self::Foo::staticFunction.==(null) ? let final dynamic #t27 = 87 in invalid-expression : null;
   self::use(let final dynamic #t28 = self::Foo::staticFunction in #t28.==(null) ? let final dynamic #t29 = 87 in invalid-expression : #t28);
-  self::Foo::staticGetter.==(null) ? throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[87], <dynamic, dynamic>{}, null) : null;
-  self::use(let final dynamic #t30 = self::Foo::staticGetter in #t30.==(null) ? throw core::_unresolvedStaticSetterError(null, #staticGetter, <dynamic>[87], <dynamic, dynamic>{}, null) : #t30);
-  throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
-  self::use(throw core::_unresolvedStaticGetterError(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
+  self::Foo::staticGetter.==(null) ? throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[87], <dynamic, dynamic>{}, null) : null;
+  self::use(let final dynamic #t30 = self::Foo::staticGetter in #t30.==(null) ? throw core::_unresolvedStaticSetterError@dart.core(null, #staticGetter, <dynamic>[87], <dynamic, dynamic>{}, null) : #t30);
+  throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null);
+  self::use(throw core::_unresolvedStaticGetterError@dart.core(null, #staticSetter, <dynamic>[], <dynamic, dynamic>{}, null));
 }