Implement closurization of regular methods in ObjectMirror.getField in the VM.

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 4782 matching lines @@
     ClassFinalizer::FinalizeType(
         signature_class, signature_type, ClassFinalizer::kCanonicalize);
   }
   ASSERT(closure_function.signature_class() == signature_class.raw());
   set_implicit_closure_function(closure_function);
   ASSERT(closure_function.IsImplicitClosureFunction());
   return closure_function.raw();
 }
 
 
+RawInstance* Function::ImplicitStaticClosure() const {
+  Instance& closure = Instance::Handle(implicit_static_closure());
+  if (closure.IsNull()) {
+    ObjectStore* object_store = Isolate::Current()->object_store();
+    const Context& context = Context::Handle(object_store->empty_context());
+    closure ^= Closure::New(*this, context, Heap::kOld);
+    set_implicit_static_closure(closure);
+  }
+  return closure.raw();
+}
+
+
 RawString* Function::BuildSignature(
     bool instantiate,
     NameVisibility name_visibility,
     const AbstractTypeArguments& instantiator) const {
   const GrowableObjectArray& pieces =
       GrowableObjectArray::Handle(GrowableObjectArray::New());
   String& name = String::Handle();
   if (!instantiate && !is_static() && (name_visibility == kInternalName)) {
     // Prefix the signature with its signature class and type parameters, if any
     // (e.g. "Map<K, V>(K) => bool"). In case of a function type alias, the
@@ skipping 10098 matching lines @@
   return "_MirrorReference";
 }
 
 
 void MirrorReference::PrintToJSONStream(JSONStream* stream, bool ref) const {
   JSONObject jsobj(stream);
 }
 
 
 }  // namespace dart