Add support for converted closures with explicit contexts to VM

pkg/kernel/testcases/closures/instance_tear_off.dart.expect

Index: pkg/kernel/testcases/closures/instance_tear_off.dart.expect
diff --git a/pkg/kernel/testcases/closures/instance_tear_off.dart.expect b/pkg/kernel/testcases/closures/instance_tear_off.dart.expect
index 740fa9626f37cb5d6ea668c0c6261a936a0e9c65..0475d140f290a5c269896980fa9dca0b3128cea0 100644
--- a/pkg/kernel/testcases/closures/instance_tear_off.dart.expect
+++ b/pkg/kernel/testcases/closures/instance_tear_off.dart.expect
@@ -7,63 +7,48 @@ class C extends core::Object {
   constructor •() → void
     : super core::Object::•()
     ;
-  get g() → dynamic {
+  get g() → dynamic
     return MakeClosure<(dynamic) → core::String>(self::closure#C#g#function, null);
-  }
-  method a() → dynamic {
+  method a() → dynamic
     return "a";
-  }
-  method b(dynamic x) → dynamic {
+  method b(dynamic x) → dynamic
     return x;
-  }
-  method c(dynamic x, [dynamic y = 2]) → dynamic {
+  method c(dynamic x, [dynamic y = 2]) → dynamic
     return x.+(y);
-  }
-  method d(dynamic x, {dynamic y = 2}) → dynamic {
+  method d(dynamic x, {dynamic y = 2}) → dynamic
     return x.+(y);
-  }
 }
 class D<T extends core::Object> extends core::Object {
   field dynamic f = MakeClosure<() → core::String>(self::closure#D#f#function, null);
   constructor •() → void
     : super core::Object::•()
     ;
-  get g() → dynamic {
+  get g() → dynamic
     return MakeClosure<(dynamic) → core::String>(self::closure#D#g#function, null);
-  }
-  method a() → dynamic {
+  method a() → dynamic
     return "a";
-  }
-  method b(dynamic x) → dynamic {
+  method b(dynamic x) → dynamic
     return x;
-  }
-  method c(dynamic x, [dynamic y = 2]) → dynamic {
+  method c(dynamic x, [dynamic y = 2]) → dynamic
     return x.+(y);
-  }
-  method d(dynamic x, {dynamic y = 2}) → dynamic {
+  method d(dynamic x, {dynamic y = 2}) → dynamic
     return x.+(y);
-  }
 }
 class E<T extends core::Object> extends core::Object {
   field dynamic f = MakeClosure<() → core::String>(self::closure#E#f#function, null);
   constructor •() → void
     : super core::Object::•()
     ;
-  get g() → dynamic {
+  get g() → dynamic
     return MakeClosure<(dynamic) → core::String>(self::closure#E#g#function, null);
-  }
-  method a() → dynamic {
+  method a() → dynamic
     return "a";
-  }
-  method b(self::E::T x) → dynamic {
+  method b(self::E::T x) → dynamic
     return x;
-  }
-  method c(self::E::T x, [self::E::T y = 2]) → dynamic {
+  method c(self::E::T x, [self::E::T y = 2]) → dynamic
     return x.+(y);
-  }
-  method d(self::E::T x, {self::E::T y = 2}) → dynamic {
+  method d(self::E::T x, {self::E::T y = 2}) → dynamic
     return x.+(y);
-  }
 }
 static method expect(dynamic expected, dynamic actual) → dynamic {
   core::print("Expecting '${expected}' and got '${actual}'");