fix some tests

tests/language/src/ThirdTest.dart

Index: tests/language/src/ThirdTest.dart
diff --git a/tests/language/src/ThirdTest.dart b/tests/language/src/ThirdTest.dart
index 1e86feeacb675f85f0ae2bece4abd6831c63c33b..bf05473988ef7435555ed353a1ea8ad1bed299fc 100644
--- a/tests/language/src/ThirdTest.dart
+++ b/tests/language/src/ThirdTest.dart
@@ -3,7 +3,7 @@
 // BSD-style license that can be found in the LICENSE file.
 // Third dart test program.
 
-class A extends B {
+class A {
   var a;
   static var s;
 
@@ -11,10 +11,10 @@ class A extends B {
     return s;
   }
 
-  A(x, y) : super(y), a = x { }
+  A(x, y) : a = x + y + 1 { }
 
   value() {
-    return a + b + foo();
+    return a + foo();
   }
 }