Refactor skipped code functions interface.

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 6154 matching lines @@
 
   friend class Class;
   friend class Symbols;
   friend class StringSlice;  // SetHash
   template<typename CharType> friend class CharArray;  // SetHash
   friend class ConcatString;  // SetHash
   friend class OneByteString;
   friend class TwoByteString;
   friend class ExternalOneByteString;
   friend class ExternalTwoByteString;
-  // So that the MarkingVisitor can print a debug string from a NoHandleScope.
-  friend class MarkingVisitor;
+  // So that SkippedCodeFunctions can print a debug string from a NoHandleScope.
+  friend class SkippedCodeFunctions;
 };
 
 
 class OneByteString : public AllStatic {
  public:
   static uint16_t CharAt(const String& str, intptr_t index) {
     ASSERT((index >= 0) && (index < str.Length()));
     ASSERT(str.IsOneByteString());
     return raw_ptr(str)->data()[index];
   }
@@ skipping 1852 matching lines @@
 
 
 RawObject* MegamorphicCache::GetTargetFunction(const Array& array,
                                                intptr_t index) {
   return array.At((index * kEntryLength) + kTargetFunctionIndex);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_