Improve code coverage generation.

runtime/vm/object.h

 // 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.
 
 #ifndef VM_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 840 matching lines @@
   RawArray* fields() const { return raw_ptr()->fields_; }
   void SetFields(const Array& value) const;
 
   // Returns true if non-static fields are defined.
   bool HasInstanceFields() const;
 
   RawArray* functions() const { return raw_ptr()->functions_; }
   void SetFunctions(const Array& value) const;
   void AddFunction(const Function& function) const;
 
+  RawGrowableObjectArray* closures() const {
+    return raw_ptr()->closure_functions_;
+  }
   void AddClosureFunction(const Function& function) const;
   RawFunction* LookupClosureFunction(intptr_t token_pos) const;
 
   RawFunction* LookupDynamicFunction(const String& name) const;
   RawFunction* LookupDynamicFunctionAllowPrivate(const String& name) const;
   RawFunction* LookupStaticFunction(const String& name) const;
   RawFunction* LookupStaticFunctionAllowPrivate(const String& name) const;
   RawFunction* LookupConstructor(const String& name) const;
   RawFunction* LookupConstructorAllowPrivate(const String& name) const;
   RawFunction* LookupFactory(const String& name) const;
@@ skipping 5326 matching lines @@
 
 
 RawObject* MegamorphicCache::GetTargetFunction(const Array& array,
                                                intptr_t index) {
   return array.At((index * kEntryLength) + kTargetFunctionIndex);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_