GTTF: Enable glibcxx debug mode for Debug builds by default.

base/values.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file specifies a recursive data storage class called Value intended for
 // storing settings and other persistable data.
 //
 // A Value represents something that can be stored in JSON or passed to/from
 // JavaScript. As such, it is NOT a generalized variant type, since only the
 // types supported by JavaScript/JSON are supported.
@@ skipping 325 matching lines @@
   void MergeDictionary(const DictionaryValue* dictionary);
 
   // Swaps contents with the |other| dictionary.
   virtual void Swap(DictionaryValue* other);
 
   // This class provides an iterator over both keys and values in the
   // dictionary.  It can't be used to modify the dictionary.
   class BASE_EXPORT Iterator {
    public:
     explicit Iterator(const DictionaryValue& target);
+    ~Iterator();
 
     bool IsAtEnd() const { return it_ == target_.dictionary_.end(); }
     void Advance() { ++it_; }
 
     const std::string& key() const { return it_->first; }
     const Value& value() const { return *it_->second; }
 
    private:
     const DictionaryValue& target_;
     ValueMap::const_iterator it_;
@@ skipping 166 matching lines @@
 
 }  // namespace base
 
 // http://crbug.com/88666
 using base::DictionaryValue;
 using base::ListValue;
 using base::StringValue;
 using base::Value;
 
 #endif  // BASE_VALUES_H_