Implement more of the mirrors library, primarily stuff to do with types.

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/bigint_operations.h"
@@ skipping 3932 matching lines @@
 intptr_t Function::NumberOfImplicitParameters() const {
   if (kind() == RawFunction::kConstructor) {
     if (is_static()) {
       ASSERT(IsFactory());
       return 1;  // Type arguments.
     } else {
       ASSERT(IsConstructor());
       return 2;  // Instance, phase.
     }
   }
-  if (!is_static() && (kind() != RawFunction::kClosureFunction)) {
+  if (!is_static() &&
+      kind() != RawFunction::kClosureFunction &&
+      kind() != RawFunction::kSignatureFunction) {
     // Closure functions defined inside instance (i.e. non-static) functions are
     // marked as non-static, but they do not have a receiver.
     return 1;  // Receiver.
   }
   return 0;  // No implicit parameters.
 }
 
 
 bool Function::AreValidArgumentCounts(int num_arguments,
                                       int num_named_arguments,
@@ skipping 7226 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart