- Add missing AddProperty function, which was lost during reformatting.

runtime/vm/json_stream.h

 // Copyright (c) 2013, 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_JSON_STREAM_H_
 #define VM_JSON_STREAM_H_
 
 #include "platform/json.h"
 #include "vm/allocation.h"
 
@@ skipping 85 matching lines @@
 
   void AddProperty(const char* name, bool b) const {
     stream_->PrintPropertyBool(name, b);
   }
   void AddProperty(const char* name, intptr_t i) const {
     stream_->PrintProperty(name, i);
   }
   void AddProperty(const char* name, double d) const {
     stream_->PrintProperty(name, d);
   }
+  void AddProperty(const char* name, const char* s) const {
+    stream_->PrintProperty(name, s);
+  }
   void AddProperty(const char* name, const Object& obj, bool ref = true) const {
     stream_->PrintProperty(name, obj, ref);
   }
   void AddPropertyF(const char* name, const char* format, ...) const
       PRINTF_ATTRIBUTE(3, 4);
 
  private:
   JSONStream* stream_;
 
   friend class JSONArray;
@@ skipping 32 matching lines @@
 
   friend class JSONObject;
 
   DISALLOW_ALLOCATION();
   DISALLOW_COPY_AND_ASSIGN(JSONArray);
 };
 
 }  // namespace dart
 
 #endif  // VM_JSON_STREAM_H_