Update rasta outline expectations.

pkg/front_end/test/fasta/rasta/issue_000048.dart.outline.expect

 library;
 import self as self;
 import "dart:core" as core;
 
 class A extends core::Object {
   field core::bool v1;
   field core::num v2;
-  constructor •(core::bool v1, core::num v2) → dynamic
-    : self::A::v1 = v1, self::A::v2 = v2, super core::Object::•()
+  constructor •(core::bool v1, core::num v2) → void
     ;
 }
 class M1 extends core::Object {
   field core::num v2;
-  constructor •() → self::M1
-    : self::M1::v2 = 0, super core::Object::•();
+  constructor •() → void
+    ;
 }
 class C extends self::A+M1#0 {
-  constructor •(core::bool v1, core::num v2) → dynamic
-    : super self::A+M1#0::•(v1, v2);
+  constructor •(core::bool v1, core::num v2) → void
+    ;
 }
 abstract class A+M1#0 extends self::A implements self::M1 {
   field core::num v2;
-  constructor •(core::bool v1, core::num v2) → dynamic
-    : self::A+M1#0::v2 = 0, super self::A::•(v1, v2);
+  constructor •(core::bool v1, core::num v2) → void
+    ;
 }
-static method main() → dynamic {
-  self::C c = new self::C::•(true, 2);
-}
+static method main() → dynamic
+  ;
+