diff --git a/chromium-overrides/LICENSE b/chromium-overrides/LICENSE
new file mode 100644
index 0000000..ca2bfe1
--- /dev/null
+++ b/chromium-overrides/LICENSE
@@ -0,0 +1,55 @@
+The JsonCpp library's source code, including accompanying documentation, 
+tests and demonstration applications, are licensed under the following
+conditions...
+
+The author (Baptiste Lepilleur) explicitly disclaims copyright in all 
+jurisdictions which recognize such a disclaimer. In such jurisdictions, 
+this software is released into the Public Domain.
+
+In jurisdictions which do not recognize Public Domain property (e.g. Germany as of
+2010), this software is Copyright (c) 2007-2010 by Baptiste Lepilleur, and is
+released under the terms of the MIT License (see below).
+
+In jurisdictions which recognize Public Domain property, the user of this 
+software may choose to accept it either as 1) Public Domain, 2) under the 
+conditions of the MIT License (see below), or 3) under the terms of dual 
+Public Domain/MIT License conditions described here, as they choose.
+
+The MIT License is about as close to Public Domain as a license can get, and is
+described in clear, concise terms at:
+
+   http://en.wikipedia.org/wiki/MIT_License
+   
+The full text of the MIT License follows:
+
+========================================================================
+Copyright (c) 2007-2010 Baptiste Lepilleur
+
+Permission is hereby granted, free of charge, to any person
+obtaining a copy of this software and associated documentation
+files (the "Software"), to deal in the Software without
+restriction, including without limitation the rights to use, copy,
+modify, merge, publish, distribute, sublicense, and/or sell copies
+of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+========================================================================
+(END LICENSE TEXT)
+
+The MIT license is compatible with both the GPL and commercial
+software, affording one all of the rights of Public Domain with the
+minor nuisance of being required to keep the above copyright notice
+and license text in the source code. Note also that by accepting the
+Public Domain "license" you can re-license your copy using whatever
+license you like.
diff --git a/chromium-overrides/include/json/value.h b/chromium-overrides/include/json/value.h
new file mode 100644
index 0000000..a7d7c07
--- /dev/null
+++ b/chromium-overrides/include/json/value.h
@@ -0,0 +1,1109 @@
+// Copyright 2007-2010 Baptiste Lepilleur
+// Distributed under MIT license, or public domain if desired and
+// recognized in your jurisdiction.
+// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
+
+#ifndef CPPTL_JSON_H_INCLUDED
+# define CPPTL_JSON_H_INCLUDED
+
+#if !defined(JSON_IS_AMALGAMATION)
+# include "json/forwards.h"
+#endif // if !defined(JSON_IS_AMALGAMATION)
+# include <string>
+# include <vector>
+
+# ifndef JSON_USE_CPPTL_SMALLMAP
+#  include <map>
+# else
+#  include <cpptl/smallmap.h>
+# endif
+# ifdef JSON_USE_CPPTL
+#  include <cpptl/forwards.h>
+# endif
+
+/** \brief JSON (JavaScript Object Notation).
+ */
+namespace Json {
+
+   /** \brief Type of the value held by a Value object.
+    */
+   enum ValueType
+   {
+      nullValue = 0, ///< 'null' value
+      intValue,      ///< signed integer value
+      uintValue,     ///< unsigned integer value
+      realValue,     ///< double value
+      stringValue,   ///< UTF-8 string value
+      booleanValue,  ///< bool value
+      arrayValue,    ///< array value (ordered list)
+      objectValue    ///< object value (collection of name/value pairs).
+   };
+
+   enum CommentPlacement
+   {
+      commentBefore = 0,        ///< a comment placed on the line before a value
+      commentAfterOnSameLine,   ///< a comment just after a value on the same line
+      commentAfter,             ///< a comment on the line after a value (only make sense for root value)
+      numberOfCommentPlacement
+   };
+
+//# ifdef JSON_USE_CPPTL
+//   typedef CppTL::AnyEnumerator<const char *> EnumMemberNames;
+//   typedef CppTL::AnyEnumerator<const Value &> EnumValues;
+//# endif
+
+   /** \brief Lightweight wrapper to tag static string.
+    *
+    * Value constructor and objectValue member assignement takes advantage of the
+    * StaticString and avoid the cost of string duplication when storing the
+    * string or the member name.
+    *
+    * Example of usage:
+    * \code
+    * Json::Value aValue( StaticString("some text") );
+    * Json::Value object;
+    * static const StaticString code("code");
+    * object[code] = 1234;
+    * \endcode
+    */
+   class JSON_API StaticString
+   {
+   public:
+      explicit StaticString( const char *czstring )
+         : str_( czstring )
+      {
+      }
+
+      operator const char *() const
+      {
+         return str_;
+      }
+
+      const char *c_str() const
+      {
+         return str_;
+      }
+
+   private:
+      const char *str_;
+   };
+
+   /** \brief Represents a <a HREF="http://www.json.org">JSON</a> value.
+    *
+    * This class is a discriminated union wrapper that can represents a:
+    * - signed integer [range: Value::minInt - Value::maxInt]
+    * - unsigned integer (range: 0 - Value::maxUInt)
+    * - double
+    * - UTF-8 string
+    * - boolean
+    * - 'null'
+    * - an ordered list of Value
+    * - collection of name/value pairs (javascript object)
+    *
+    * The type of the held value is represented by a #ValueType and 
+    * can be obtained using type().
+    *
+    * values of an #objectValue or #arrayValue can be accessed using operator[]() methods. 
+    * Non const methods will automatically create the a #nullValue element 
+    * if it does not exist. 
+    * The sequence of an #arrayValue will be automatically resize and initialized 
+    * with #nullValue. resize() can be used to enlarge or truncate an #arrayValue.
+    *
+    * The get() methods can be used to obtanis default value in the case the required element
+    * does not exist.
+    *
+    * It is possible to iterate over the list of a #objectValue values using 
+    * the getMemberNames() method.
+    */
+   class JSON_API Value 
+   {
+      friend class ValueIteratorBase;
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+      friend class ValueInternalLink;
+      friend class ValueInternalMap;
+# endif
+   public:
+      typedef std::vector<std::string> Members;
+      typedef ValueIterator iterator;
+      typedef ValueConstIterator const_iterator;
+      typedef Json::UInt UInt;
+      typedef Json::Int Int;
+# if defined(JSON_HAS_INT64)
+      typedef Json::UInt64 UInt64;
+      typedef Json::Int64 Int64;
+#endif // defined(JSON_HAS_INT64)
+      typedef Json::LargestInt LargestInt;
+      typedef Json::LargestUInt LargestUInt;
+      typedef Json::ArrayIndex ArrayIndex;
+
+      static const Value& null;
+      /// Minimum signed integer value that can be stored in a Json::Value.
+      static const LargestInt minLargestInt;
+      /// Maximum signed integer value that can be stored in a Json::Value.
+      static const LargestInt maxLargestInt;
+      /// Maximum unsigned integer value that can be stored in a Json::Value.
+      static const LargestUInt maxLargestUInt;
+
+      /// Minimum signed int value that can be stored in a Json::Value.
+      static const Int minInt;
+      /// Maximum signed int value that can be stored in a Json::Value.
+      static const Int maxInt;
+      /// Maximum unsigned int value that can be stored in a Json::Value.
+      static const UInt maxUInt;
+
+# if defined(JSON_HAS_INT64)
+      /// Minimum signed 64 bits int value that can be stored in a Json::Value.
+      static const Int64 minInt64;
+      /// Maximum signed 64 bits int value that can be stored in a Json::Value.
+      static const Int64 maxInt64;
+      /// Maximum unsigned 64 bits int value that can be stored in a Json::Value.
+      static const UInt64 maxUInt64;
+#endif // defined(JSON_HAS_INT64)
+
+   private:
+#ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+# ifndef JSON_VALUE_USE_INTERNAL_MAP
+      class CZString 
+      {
+      public:
+         enum DuplicationPolicy 
+         {
+            noDuplication = 0,
+            duplicate,
+            duplicateOnCopy
+         };
+         CZString( ArrayIndex index );
+         CZString( const char *cstr, DuplicationPolicy allocate );
+         CZString( const CZString &other );
+         ~CZString();
+         CZString &operator =( const CZString &other );
+         bool operator<( const CZString &other ) const;
+         bool operator==( const CZString &other ) const;
+         ArrayIndex index() const;
+         const char *c_str() const;
+         bool isStaticString() const;
+      private:
+         void swap( CZString &other );
+         const char *cstr_;
+         ArrayIndex index_;
+      };
+
+   public:
+#  ifndef JSON_USE_CPPTL_SMALLMAP
+      typedef std::map<CZString, Value> ObjectValues;
+#  else
+      typedef CppTL::SmallMap<CZString, Value> ObjectValues;
+#  endif // ifndef JSON_USE_CPPTL_SMALLMAP
+# endif // ifndef JSON_VALUE_USE_INTERNAL_MAP
+#endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+
+   public:
+      /** \brief Create a default Value of the given type.
+
+        This is a very useful constructor.
+        To create an empty array, pass arrayValue.
+        To create an empty object, pass objectValue.
+        Another Value can then be set to this one by assignment.
+    This is useful since clear() and resize() will not alter types.
+
+        Examples:
+    \code
+    Json::Value null_value; // null
+    Json::Value arr_value(Json::arrayValue); // []
+    Json::Value obj_value(Json::objectValue); // {}
+    \endcode
+      */
+      Value( ValueType type = nullValue );
+      Value( Int value );
+      Value( UInt value );
+#if defined(JSON_HAS_INT64)
+      Value( Int64 value );
+      Value( UInt64 value );
+#endif // if defined(JSON_HAS_INT64)
+      Value( double value );
+      Value( const char *value );
+      Value( const char *beginValue, const char *endValue );
+      /** \brief Constructs a value from a static string.
+
+       * Like other value string constructor but do not duplicate the string for
+       * internal storage. The given string must remain alive after the call to this
+       * constructor.
+       * Example of usage:
+       * \code
+       * Json::Value aValue( StaticString("some text") );
+       * \endcode
+       */
+      Value( const StaticString &value );
+      Value( const std::string &value );
+# ifdef JSON_USE_CPPTL
+      Value( const CppTL::ConstString &value );
+# endif
+      Value( bool value );
+      Value( const Value &other );
+      ~Value();
+
+      Value &operator=( const Value &other );
+      /// Swap values.
+      /// \note Currently, comments are intentionally not swapped, for
+      /// both logic and efficiency.
+      void swap( Value &other );
+
+      ValueType type() const;
+
+      bool operator <( const Value &other ) const;
+      bool operator <=( const Value &other ) const;
+      bool operator >=( const Value &other ) const;
+      bool operator >( const Value &other ) const;
+
+      bool operator ==( const Value &other ) const;
+      bool operator !=( const Value &other ) const;
+
+      int compare( const Value &other ) const;
+
+      const char *asCString() const;
+      std::string asString() const;
+# ifdef JSON_USE_CPPTL
+      CppTL::ConstString asConstString() const;
+# endif
+      Int asInt() const;
+      UInt asUInt() const;
+#if defined(JSON_HAS_INT64)
+      Int64 asInt64() const;
+      UInt64 asUInt64() const;
+#endif // if defined(JSON_HAS_INT64)
+      LargestInt asLargestInt() const;
+      LargestUInt asLargestUInt() const;
+      float asFloat() const;
+      double asDouble() const;
+      bool asBool() const;
+
+      bool isNull() const;
+      bool isBool() const;
+      bool isInt() const;
+      bool isInt64() const;
+      bool isUInt() const;
+      bool isUInt64() const;
+      bool isIntegral() const;
+      bool isDouble() const;
+      bool isNumeric() const;
+      bool isString() const;
+      bool isArray() const;
+      bool isObject() const;
+
+      bool isConvertibleTo( ValueType other ) const;
+
+      /// Number of values in array or object
+      ArrayIndex size() const;
+
+      /// \brief Return true if empty array, empty object, or null;
+      /// otherwise, false.
+      bool empty() const;
+
+      /// Return isNull()
+      bool operator!() const;
+
+      /// Remove all object members and array elements.
+      /// \pre type() is arrayValue, objectValue, or nullValue
+      /// \post type() is unchanged
+      void clear();
+
+      /// Resize the array to size elements. 
+      /// New elements are initialized to null.
+      /// May only be called on nullValue or arrayValue.
+      /// \pre type() is arrayValue or nullValue
+      /// \post type() is arrayValue
+      void resize( ArrayIndex size );
+
+      /// Access an array element (zero based index ).
+      /// If the array contains less than index element, then null value are inserted
+      /// in the array so that its size is index+1.
+      /// (You may need to say 'value[0u]' to get your compiler to distinguish
+      ///  this from the operator[] which takes a string.)
+      Value &operator[]( ArrayIndex index );
+
+      /// Access an array element (zero based index ).
+      /// If the array contains less than index element, then null value are inserted
+      /// in the array so that its size is index+1.
+      /// (You may need to say 'value[0u]' to get your compiler to distinguish
+      ///  this from the operator[] which takes a string.)
+      Value &operator[]( int index );
+
+      /// Access an array element (zero based index )
+      /// (You may need to say 'value[0u]' to get your compiler to distinguish
+      ///  this from the operator[] which takes a string.)
+      const Value &operator[]( ArrayIndex index ) const;
+
+      /// Access an array element (zero based index )
+      /// (You may need to say 'value[0u]' to get your compiler to distinguish
+      ///  this from the operator[] which takes a string.)
+      const Value &operator[]( int index ) const;
+
+      /// If the array contains at least index+1 elements, returns the element value, 
+      /// otherwise returns defaultValue.
+      Value get( ArrayIndex index, 
+                 const Value &defaultValue ) const;
+      /// Return true if index < size().
+      bool isValidIndex( ArrayIndex index ) const;
+      /// \brief Append value to array at the end.
+      ///
+      /// Equivalent to jsonvalue[jsonvalue.size()] = value;
+      Value &append( const Value &value );
+
+      /// Access an object value by name, create a null member if it does not exist.
+      Value &operator[]( const char *key );
+      /// Access an object value by name, returns null if there is no member with that name.
+      const Value &operator[]( const char *key ) const;
+      /// Access an object value by name, create a null member if it does not exist.
+      Value &operator[]( const std::string &key );
+      /// Access an object value by name, returns null if there is no member with that name.
+      const Value &operator[]( const std::string &key ) const;
+      /** \brief Access an object value by name, create a null member if it does not exist.
+
+       * If the object as no entry for that name, then the member name used to store
+       * the new entry is not duplicated.
+       * Example of use:
+       * \code
+       * Json::Value object;
+       * static const StaticString code("code");
+       * object[code] = 1234;
+       * \endcode
+       */
+      Value &operator[]( const StaticString &key );
+# ifdef JSON_USE_CPPTL
+      /// Access an object value by name, create a null member if it does not exist.
+      Value &operator[]( const CppTL::ConstString &key );
+      /// Access an object value by name, returns null if there is no member with that name.
+      const Value &operator[]( const CppTL::ConstString &key ) const;
+# endif
+      /// Return the member named key if it exist, defaultValue otherwise.
+      Value get( const char *key, 
+                 const Value &defaultValue ) const;
+      /// Return the member named key if it exist, defaultValue otherwise.
+      Value get( const std::string &key,
+                 const Value &defaultValue ) const;
+# ifdef JSON_USE_CPPTL
+      /// Return the member named key if it exist, defaultValue otherwise.
+      Value get( const CppTL::ConstString &key,
+                 const Value &defaultValue ) const;
+# endif
+      /// \brief Remove and return the named member.  
+      ///
+      /// Do nothing if it did not exist.
+      /// \return the removed Value, or null.
+      /// \pre type() is objectValue or nullValue
+      /// \post type() is unchanged
+      Value removeMember( const char* key );
+      /// Same as removeMember(const char*)
+      Value removeMember( const std::string &key );
+
+      /// Return true if the object has a member named key.
+      bool isMember( const char *key ) const;
+      /// Return true if the object has a member named key.
+      bool isMember( const std::string &key ) const;
+# ifdef JSON_USE_CPPTL
+      /// Return true if the object has a member named key.
+      bool isMember( const CppTL::ConstString &key ) const;
+# endif
+
+      /// \brief Return a list of the member names.
+      ///
+      /// If null, return an empty list.
+      /// \pre type() is objectValue or nullValue
+      /// \post if type() was nullValue, it remains nullValue
+      Members getMemberNames() const;
+
+//# ifdef JSON_USE_CPPTL
+//      EnumMemberNames enumMemberNames() const;
+//      EnumValues enumValues() const;
+//# endif
+
+      /// Comments must be //... or /* ... */
+      void setComment( const char *comment,
+                       CommentPlacement placement );
+      /// Comments must be //... or /* ... */
+      void setComment( const std::string &comment,
+                       CommentPlacement placement );
+      bool hasComment( CommentPlacement placement ) const;
+      /// Include delimiters and embedded newlines.
+      std::string getComment( CommentPlacement placement ) const;
+
+      std::string toStyledString() const;
+
+      const_iterator begin() const;
+      const_iterator end() const;
+
+      iterator begin();
+      iterator end();
+
+   private:
+      Value &resolveReference( const char *key, 
+                               bool isStatic );
+
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+      inline bool isItemAvailable() const
+      {
+         return itemIsUsed_ == 0;
+      }
+
+      inline void setItemUsed( bool isUsed = true )
+      {
+         itemIsUsed_ = isUsed ? 1 : 0;
+      }
+
+      inline bool isMemberNameStatic() const
+      {
+         return memberNameIsStatic_ == 0;
+      }
+
+      inline void setMemberNameIsStatic( bool isStatic )
+      {
+         memberNameIsStatic_ = isStatic ? 1 : 0;
+      }
+# endif // # ifdef JSON_VALUE_USE_INTERNAL_MAP
+
+   private:
+      struct CommentInfo
+      {
+         CommentInfo();
+         ~CommentInfo();
+
+         void setComment( const char *text );
+
+         char *comment_;
+      };
+
+      //struct MemberNamesTransform
+      //{
+      //   typedef const char *result_type;
+      //   const char *operator()( const CZString &name ) const
+      //   {
+      //      return name.c_str();
+      //   }
+      //};
+
+      union ValueHolder
+      {
+         LargestInt int_;
+         LargestUInt uint_;
+         double real_;
+         bool bool_;
+         char *string_;
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+         ValueInternalArray *array_;
+         ValueInternalMap *map_;
+#else
+         ObjectValues *map_;
+# endif
+      } value_;
+      ValueType type_ : 8;
+      int allocated_ : 1;     // Notes: if declared as bool, bitfield is useless.
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+      unsigned int itemIsUsed_ : 1;      // used by the ValueInternalMap container.
+      int memberNameIsStatic_ : 1;       // used by the ValueInternalMap container.
+# endif
+      CommentInfo *comments_;
+   };
+
+
+   /** \brief Experimental and untested: represents an element of the "path" to access a node.
+    */
+   class PathArgument
+   {
+   public:
+      friend class Path;
+
+      PathArgument();
+      PathArgument( ArrayIndex index );
+      PathArgument( const char *key );
+      PathArgument( const std::string &key );
+
+   private:
+      enum Kind
+      {
+         kindNone = 0,
+         kindIndex,
+         kindKey
+      };
+      std::string key_;
+      ArrayIndex index_;
+      Kind kind_;
+   };
+
+   /** \brief Experimental and untested: represents a "path" to access a node.
+    *
+    * Syntax:
+    * - "." => root node
+    * - ".[n]" => elements at index 'n' of root node (an array value)
+    * - ".name" => member named 'name' of root node (an object value)
+    * - ".name1.name2.name3"
+    * - ".[0][1][2].name1[3]"
+    * - ".%" => member name is provided as parameter
+    * - ".[%]" => index is provied as parameter
+    */
+   class Path
+   {
+   public:
+      Path( const std::string &path,
+            const PathArgument &a1 = PathArgument(),
+            const PathArgument &a2 = PathArgument(),
+            const PathArgument &a3 = PathArgument(),
+            const PathArgument &a4 = PathArgument(),
+            const PathArgument &a5 = PathArgument() );
+
+      const Value &resolve( const Value &root ) const;
+      Value resolve( const Value &root, 
+                     const Value &defaultValue ) const;
+      /// Creates the "path" to access the specified node and returns a reference on the node.
+      Value &make( Value &root ) const;
+
+   private:
+      typedef std::vector<const PathArgument *> InArgs;
+      typedef std::vector<PathArgument> Args;
+
+      void makePath( const std::string &path,
+                     const InArgs &in );
+      void addPathInArg( const std::string &path, 
+                         const InArgs &in, 
+                         InArgs::const_iterator &itInArg, 
+                         PathArgument::Kind kind );
+      void invalidPath( const std::string &path, 
+                        int location );
+
+      Args args_;
+   };
+
+
+
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   /** \brief Allocator to customize Value internal map.
+    * Below is an example of a simple implementation (default implementation actually
+    * use memory pool for speed).
+    * \code
+      class DefaultValueMapAllocator : public ValueMapAllocator
+      {
+      public: // overridden from ValueMapAllocator
+         virtual ValueInternalMap *newMap()
+         {
+            return new ValueInternalMap();
+         }
+
+         virtual ValueInternalMap *newMapCopy( const ValueInternalMap &other )
+         {
+            return new ValueInternalMap( other );
+         }
+
+         virtual void destructMap( ValueInternalMap *map )
+         {
+            delete map;
+         }
+
+         virtual ValueInternalLink *allocateMapBuckets( unsigned int size )
+         {
+            return new ValueInternalLink[size];
+         }
+
+         virtual void releaseMapBuckets( ValueInternalLink *links )
+         {
+            delete [] links;
+         }
+
+         virtual ValueInternalLink *allocateMapLink()
+         {
+            return new ValueInternalLink();
+         }
+
+         virtual void releaseMapLink( ValueInternalLink *link )
+         {
+            delete link;
+         }
+      };
+    * \endcode
+    */ 
+   class JSON_API ValueMapAllocator
+   {
+   public:
+      virtual ~ValueMapAllocator();
+      virtual ValueInternalMap *newMap() = 0;
+      virtual ValueInternalMap *newMapCopy( const ValueInternalMap &other ) = 0;
+      virtual void destructMap( ValueInternalMap *map ) = 0;
+      virtual ValueInternalLink *allocateMapBuckets( unsigned int size ) = 0;
+      virtual void releaseMapBuckets( ValueInternalLink *links ) = 0;
+      virtual ValueInternalLink *allocateMapLink() = 0;
+      virtual void releaseMapLink( ValueInternalLink *link ) = 0;
+   };
+
+   /** \brief ValueInternalMap hash-map bucket chain link (for internal use only).
+    * \internal previous_ & next_ allows for bidirectional traversal.
+    */
+   class JSON_API ValueInternalLink
+   {
+   public:
+      enum { itemPerLink = 6 };  // sizeof(ValueInternalLink) = 128 on 32 bits architecture.
+      enum InternalFlags { 
+         flagAvailable = 0,
+         flagUsed = 1
+      };
+
+      ValueInternalLink();
+
+      ~ValueInternalLink();
+
+      Value items_[itemPerLink];
+      char *keys_[itemPerLink];
+      ValueInternalLink *previous_;
+      ValueInternalLink *next_;
+   };
+
+
+   /** \brief A linked page based hash-table implementation used internally by Value.
+    * \internal ValueInternalMap is a tradional bucket based hash-table, with a linked
+    * list in each bucket to handle collision. There is an addional twist in that
+    * each node of the collision linked list is a page containing a fixed amount of
+    * value. This provides a better compromise between memory usage and speed.
+    * 
+    * Each bucket is made up of a chained list of ValueInternalLink. The last
+    * link of a given bucket can be found in the 'previous_' field of the following bucket.
+    * The last link of the last bucket is stored in tailLink_ as it has no following bucket.
+    * Only the last link of a bucket may contains 'available' item. The last link always
+    * contains at least one element unless is it the bucket one very first link.
+    */
+   class JSON_API ValueInternalMap
+   {
+      friend class ValueIteratorBase;
+      friend class Value;
+   public:
+      typedef unsigned int HashKey;
+      typedef unsigned int BucketIndex;
+
+# ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+      struct IteratorState
+      {
+         IteratorState() 
+            : map_(0)
+            , link_(0)
+            , itemIndex_(0)
+            , bucketIndex_(0) 
+         {
+         }
+         ValueInternalMap *map_;
+         ValueInternalLink *link_;
+         BucketIndex itemIndex_;
+         BucketIndex bucketIndex_;
+      };
+# endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+
+      ValueInternalMap();
+      ValueInternalMap( const ValueInternalMap &other );
+      ValueInternalMap &operator =( const ValueInternalMap &other );
+      ~ValueInternalMap();
+
+      void swap( ValueInternalMap &other );
+
+      BucketIndex size() const;
+
+      void clear();
+
+      bool reserveDelta( BucketIndex growth );
+
+      bool reserve( BucketIndex newItemCount );
+
+      const Value *find( const char *key ) const;
+
+      Value *find( const char *key );
+
+      Value &resolveReference( const char *key, 
+                               bool isStatic );
+
+      void remove( const char *key );
+
+      void doActualRemove( ValueInternalLink *link, 
+                           BucketIndex index,
+                           BucketIndex bucketIndex );
+
+      ValueInternalLink *&getLastLinkInBucket( BucketIndex bucketIndex );
+
+      Value &setNewItem( const char *key, 
+                         bool isStatic, 
+                         ValueInternalLink *link, 
+                         BucketIndex index );
+
+      Value &unsafeAdd( const char *key, 
+                        bool isStatic, 
+                        HashKey hashedKey );
+
+      HashKey hash( const char *key ) const;
+
+      int compare( const ValueInternalMap &other ) const;
+
+   private:
+      void makeBeginIterator( IteratorState &it ) const;
+      void makeEndIterator( IteratorState &it ) const;
+      static bool equals( const IteratorState &x, const IteratorState &other );
+      static void increment( IteratorState &iterator );
+      static void incrementBucket( IteratorState &iterator );
+      static void decrement( IteratorState &iterator );
+      static const char *key( const IteratorState &iterator );
+      static const char *key( const IteratorState &iterator, bool &isStatic );
+      static Value &value( const IteratorState &iterator );
+      static int distance( const IteratorState &x, const IteratorState &y );
+
+   private:
+      ValueInternalLink *buckets_;
+      ValueInternalLink *tailLink_;
+      BucketIndex bucketsSize_;
+      BucketIndex itemCount_;
+   };
+
+   /** \brief A simplified deque implementation used internally by Value.
+   * \internal
+   * It is based on a list of fixed "page", each page contains a fixed number of items.
+   * Instead of using a linked-list, a array of pointer is used for fast item look-up.
+   * Look-up for an element is as follow:
+   * - compute page index: pageIndex = itemIndex / itemsPerPage
+   * - look-up item in page: pages_[pageIndex][itemIndex % itemsPerPage]
+   *
+   * Insertion is amortized constant time (only the array containing the index of pointers
+   * need to be reallocated when items are appended).
+   */
+   class JSON_API ValueInternalArray
+   {
+      friend class Value;
+      friend class ValueIteratorBase;
+   public:
+      enum { itemsPerPage = 8 };    // should be a power of 2 for fast divide and modulo.
+      typedef Value::ArrayIndex ArrayIndex;
+      typedef unsigned int PageIndex;
+
+# ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+      struct IteratorState // Must be a POD
+      {
+         IteratorState() 
+            : array_(0)
+            , currentPageIndex_(0)
+            , currentItemIndex_(0) 
+         {
+         }
+         ValueInternalArray *array_;
+         Value **currentPageIndex_;
+         unsigned int currentItemIndex_;
+      };
+# endif // ifndef JSONCPP_DOC_EXCLUDE_IMPLEMENTATION
+
+      ValueInternalArray();
+      ValueInternalArray( const ValueInternalArray &other );
+      ValueInternalArray &operator =( const ValueInternalArray &other );
+      ~ValueInternalArray();
+      void swap( ValueInternalArray &other );
+
+      void clear();
+      void resize( ArrayIndex newSize );
+
+      Value &resolveReference( ArrayIndex index );
+
+      Value *find( ArrayIndex index ) const;
+
+      ArrayIndex size() const;
+
+      int compare( const ValueInternalArray &other ) const;
+
+   private:
+      static bool equals( const IteratorState &x, const IteratorState &other );
+      static void increment( IteratorState &iterator );
+      static void decrement( IteratorState &iterator );
+      static Value &dereference( const IteratorState &iterator );
+      static Value &unsafeDereference( const IteratorState &iterator );
+      static int distance( const IteratorState &x, const IteratorState &y );
+      static ArrayIndex indexOf( const IteratorState &iterator );
+      void makeBeginIterator( IteratorState &it ) const;
+      void makeEndIterator( IteratorState &it ) const;
+      void makeIterator( IteratorState &it, ArrayIndex index ) const;
+
+      void makeIndexValid( ArrayIndex index );
+
+      Value **pages_;
+      ArrayIndex size_;
+      PageIndex pageCount_;
+   };
+
+   /** \brief Experimental: do not use. Allocator to customize Value internal array.
+    * Below is an example of a simple implementation (actual implementation use
+    * memory pool).
+      \code
+class DefaultValueArrayAllocator : public ValueArrayAllocator
+{
+public: // overridden from ValueArrayAllocator
+   virtual ~DefaultValueArrayAllocator()
+   {
+   }
+
+   virtual ValueInternalArray *newArray()
+   {
+      return new ValueInternalArray();
+   }
+
+   virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other )
+   {
+      return new ValueInternalArray( other );
+   }
+
+   virtual void destruct( ValueInternalArray *array )
+   {
+      delete array;
+   }
+
+   virtual void reallocateArrayPageIndex( Value **&indexes, 
+                                          ValueInternalArray::PageIndex &indexCount,
+                                          ValueInternalArray::PageIndex minNewIndexCount )
+   {
+      ValueInternalArray::PageIndex newIndexCount = (indexCount*3)/2 + 1;
+      if ( minNewIndexCount > newIndexCount )
+         newIndexCount = minNewIndexCount;
+      void *newIndexes = realloc( indexes, sizeof(Value*) * newIndexCount );
+      if ( !newIndexes )
+         throw std::bad_alloc();
+      indexCount = newIndexCount;
+      indexes = static_cast<Value **>( newIndexes );
+   }
+   virtual void releaseArrayPageIndex( Value **indexes, 
+                                       ValueInternalArray::PageIndex indexCount )
+   {
+      if ( indexes )
+         free( indexes );
+   }
+
+   virtual Value *allocateArrayPage()
+   {
+      return static_cast<Value *>( malloc( sizeof(Value) * ValueInternalArray::itemsPerPage ) );
+   }
+
+   virtual void releaseArrayPage( Value *value )
+   {
+      if ( value )
+         free( value );
+   }
+};
+      \endcode
+    */ 
+   class JSON_API ValueArrayAllocator
+   {
+   public:
+      virtual ~ValueArrayAllocator();
+      virtual ValueInternalArray *newArray() = 0;
+      virtual ValueInternalArray *newArrayCopy( const ValueInternalArray &other ) = 0;
+      virtual void destructArray( ValueInternalArray *array ) = 0;
+      /** \brief Reallocate array page index.
+       * Reallocates an array of pointer on each page.
+       * \param indexes [input] pointer on the current index. May be \c NULL.
+       *                [output] pointer on the new index of at least 
+       *                         \a minNewIndexCount pages. 
+       * \param indexCount [input] current number of pages in the index.
+       *                   [output] number of page the reallocated index can handle.
+       *                            \b MUST be >= \a minNewIndexCount.
+       * \param minNewIndexCount Minimum number of page the new index must be able to
+       *                         handle.
+       */
+      virtual void reallocateArrayPageIndex( Value **&indexes, 
+                                             ValueInternalArray::PageIndex &indexCount,
+                                             ValueInternalArray::PageIndex minNewIndexCount ) = 0;
+      virtual void releaseArrayPageIndex( Value **indexes, 
+                                          ValueInternalArray::PageIndex indexCount ) = 0;
+      virtual Value *allocateArrayPage() = 0;
+      virtual void releaseArrayPage( Value *value ) = 0;
+   };
+#endif // #ifdef JSON_VALUE_USE_INTERNAL_MAP
+
+
+   /** \brief base class for Value iterators.
+    *
+    */
+   class ValueIteratorBase
+   {
+   public:
+      typedef unsigned int size_t;
+      typedef int difference_type;
+      typedef ValueIteratorBase SelfType;
+
+      ValueIteratorBase();
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+      explicit ValueIteratorBase( const Value::ObjectValues::iterator &current );
+#else
+      ValueIteratorBase( const ValueInternalArray::IteratorState &state );
+      ValueIteratorBase( const ValueInternalMap::IteratorState &state );
+#endif
+
+      bool operator ==( const SelfType &other ) const
+      {
+         return isEqual( other );
+      }
+
+      bool operator !=( const SelfType &other ) const
+      {
+         return !isEqual( other );
+      }
+
+      difference_type operator -( const SelfType &other ) const
+      {
+         return computeDistance( other );
+      }
+
+      /// Return either the index or the member name of the referenced value as a Value.
+      Value key() const;
+
+      /// Return the index of the referenced Value. -1 if it is not an arrayValue.
+      UInt index() const;
+
+      /// Return the member name of the referenced Value. "" if it is not an objectValue.
+      const char *memberName() const;
+
+   protected:
+      Value &deref() const;
+
+      void increment();
+
+      void decrement();
+
+      difference_type computeDistance( const SelfType &other ) const;
+
+      bool isEqual( const SelfType &other ) const;
+
+      void copy( const SelfType &other );
+
+   private:
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+      Value::ObjectValues::iterator current_;
+      // Indicates that iterator is for a null value.
+      bool isNull_;
+#else
+      union
+      {
+         ValueInternalArray::IteratorState array_;
+         ValueInternalMap::IteratorState map_;
+      } iterator_;
+      bool isArray_;
+#endif
+   };
+
+   /** \brief const iterator for object and array value.
+    *
+    */
+   class ValueConstIterator : public ValueIteratorBase
+   {
+      friend class Value;
+   public:
+      typedef unsigned int size_t;
+      typedef int difference_type;
+      typedef const Value &reference;
+      typedef const Value *pointer;
+      typedef ValueConstIterator SelfType;
+
+      ValueConstIterator();
+   private:
+      /*! \internal Use by Value to create an iterator.
+       */
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+      explicit ValueConstIterator( const Value::ObjectValues::iterator &current );
+#else
+      ValueConstIterator( const ValueInternalArray::IteratorState &state );
+      ValueConstIterator( const ValueInternalMap::IteratorState &state );
+#endif
+   public:
+      SelfType &operator =( const ValueIteratorBase &other );
+
+      SelfType operator++( int )
+      {
+         SelfType temp( *this );
+         ++*this;
+         return temp;
+      }
+
+      SelfType operator--( int )
+      {
+         SelfType temp( *this );
+         --*this;
+         return temp;
+      }
+
+      SelfType &operator--()
+      {
+         decrement();
+         return *this;
+      }
+
+      SelfType &operator++()
+      {
+         increment();
+         return *this;
+      }
+
+      reference operator *() const
+      {
+         return deref();
+      }
+   };
+
+
+   /** \brief Iterator for object and array value.
+    */
+   class ValueIterator : public ValueIteratorBase
+   {
+      friend class Value;
+   public:
+      typedef unsigned int size_t;
+      typedef int difference_type;
+      typedef Value &reference;
+      typedef Value *pointer;
+      typedef ValueIterator SelfType;
+
+      ValueIterator();
+      ValueIterator( const ValueConstIterator &other );
+      ValueIterator( const ValueIterator &other );
+   private:
+      /*! \internal Use by Value to create an iterator.
+       */
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+      explicit ValueIterator( const Value::ObjectValues::iterator &current );
+#else
+      ValueIterator( const ValueInternalArray::IteratorState &state );
+      ValueIterator( const ValueInternalMap::IteratorState &state );
+#endif
+   public:
+
+      SelfType &operator =( const SelfType &other );
+
+      SelfType operator++( int )
+      {
+         SelfType temp( *this );
+         ++*this;
+         return temp;
+      }
+
+      SelfType operator--( int )
+      {
+         SelfType temp( *this );
+         --*this;
+         return temp;
+      }
+
+      SelfType &operator--()
+      {
+         decrement();
+         return *this;
+      }
+
+      SelfType &operator++()
+      {
+         increment();
+         return *this;
+      }
+
+      reference operator *() const
+      {
+         return deref();
+      }
+   };
+
+
+} // namespace Json
+
+
+#endif // CPPTL_JSON_H_INCLUDED
diff --git a/chromium-overrides/src/lib_json/json_value.cpp b/chromium-overrides/src/lib_json/json_value.cpp
new file mode 100644
index 0000000..850724f
--- /dev/null
+++ b/chromium-overrides/src/lib_json/json_value.cpp
@@ -0,0 +1,1924 @@
+// Copyright 2011 Baptiste Lepilleur
+// Distributed under MIT license, or public domain if desired and
+// recognized in your jurisdiction.
+// See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
+
+#if !defined(JSON_IS_AMALGAMATION)
+# include <json/assertions.h>
+# include <json/value.h>
+# include <json/writer.h>
+# ifndef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
+#  include "json_batchallocator.h"
+# endif // #ifndef JSON_USE_SIMPLE_INTERNAL_ALLOCATOR
+#endif // if !defined(JSON_IS_AMALGAMATION)
+#include <math.h>
+#include <sstream>
+#include <utility>
+#include <stdexcept>
+#include <cstring>
+#include <cassert>
+#ifdef JSON_USE_CPPTL
+# include <cpptl/conststring.h>
+#endif
+#include <cstddef>    // size_t
+
+#define JSON_ASSERT_UNREACHABLE assert( false )
+
+namespace Json {
+
+// This is a walkaround to avoid the static initialization of Value::null.
+// const Value Value::null;
+static const unsigned char kNull[sizeof(Value)] = { 0 };
+const Value& Value::null = reinterpret_cast<const Value&>(kNull);
+
+const Int Value::minInt = Int( ~(UInt(-1)/2) );
+const Int Value::maxInt = Int( UInt(-1)/2 );
+const UInt Value::maxUInt = UInt(-1);
+# if defined(JSON_HAS_INT64)
+const Int64 Value::minInt64 = Int64( ~(UInt64(-1)/2) );
+const Int64 Value::maxInt64 = Int64( UInt64(-1)/2 );
+const UInt64 Value::maxUInt64 = UInt64(-1);
+// The constant is hard-coded because some compiler have trouble
+// converting Value::maxUInt64 to a double correctly (AIX/xlC).
+// Assumes that UInt64 is a 64 bits integer.
+static const double maxUInt64AsDouble = 18446744073709551615.0;
+#endif // defined(JSON_HAS_INT64)
+const LargestInt Value::minLargestInt = LargestInt( ~(LargestUInt(-1)/2) );
+const LargestInt Value::maxLargestInt = LargestInt( LargestUInt(-1)/2 );
+const LargestUInt Value::maxLargestUInt = LargestUInt(-1);
+
+
+/// Unknown size marker
+static const unsigned int unknown = (unsigned)-1;
+
+#if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+template <typename T, typename U>
+static inline bool InRange(double d, T min, U max) {
+   return d >= min && d <= max;
+}
+#else // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+static inline double integerToDouble( Json::UInt64 value )
+{
+    return static_cast<double>( Int64(value/2) ) * 2.0 + Int64(value & 1);
+}
+
+template<typename T>
+static inline double integerToDouble( T value )
+{
+    return static_cast<double>( value );
+}
+
+template <typename T, typename U>
+static inline bool InRange(double d, T min, U max) {
+   return d >= integerToDouble(min) && d <= integerToDouble(max);
+}
+#endif // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+
+
+/** Duplicates the specified string value.
+ * @param value Pointer to the string to duplicate. Must be zero-terminated if
+ *              length is "unknown".
+ * @param length Length of the value. if equals to unknown, then it will be
+ *               computed using strlen(value).
+ * @return Pointer on the duplicate instance of string.
+ */
+static inline char *
+duplicateStringValue( const char *value, 
+                      unsigned int length = unknown )
+{
+   if ( length == unknown )
+      length = (unsigned int)strlen(value);
+
+   // Avoid an integer overflow in the call to malloc below by limiting length
+   // to a sane value.
+   if (length >= (unsigned)Value::maxInt)
+      length = Value::maxInt - 1;
+
+   char *newString = static_cast<char *>( malloc( length + 1 ) );
+   JSON_ASSERT_MESSAGE( newString != 0, "Failed to allocate string value buffer" );
+   memcpy( newString, value, length );
+   newString[length] = 0;
+   return newString;
+}
+
+
+/** Free the string duplicated by duplicateStringValue().
+ */
+static inline void 
+releaseStringValue( char *value )
+{
+   if ( value )
+      free( value );
+}
+
+} // namespace Json
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// ValueInternals...
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+#if !defined(JSON_IS_AMALGAMATION)
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+#  include "json_internalarray.inl"
+#  include "json_internalmap.inl"
+# endif // JSON_VALUE_USE_INTERNAL_MAP
+
+# include "json_valueiterator.inl"
+#endif // if !defined(JSON_IS_AMALGAMATION)
+
+namespace Json {
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class Value::CommentInfo
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+
+Value::CommentInfo::CommentInfo()
+   : comment_( 0 )
+{
+}
+
+Value::CommentInfo::~CommentInfo()
+{
+   if ( comment_ )
+      releaseStringValue( comment_ );
+}
+
+
+void 
+Value::CommentInfo::setComment( const char *text )
+{
+   if ( comment_ )
+      releaseStringValue( comment_ );
+   JSON_ASSERT( text != 0 );
+   JSON_ASSERT_MESSAGE( text[0]=='\0' || text[0]=='/', "Comments must start with /");
+   // It seems that /**/ style comments are acceptable as well.
+   comment_ = duplicateStringValue( text );
+}
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class Value::CZString
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+# ifndef JSON_VALUE_USE_INTERNAL_MAP
+
+// Notes: index_ indicates if the string was allocated when
+// a string is stored.
+
+Value::CZString::CZString( ArrayIndex index )
+   : cstr_( 0 )
+   , index_( index )
+{
+}
+
+Value::CZString::CZString( const char *cstr, DuplicationPolicy allocate )
+   : cstr_( allocate == duplicate ? duplicateStringValue(cstr) 
+                                  : cstr )
+   , index_( allocate )
+{
+}
+
+Value::CZString::CZString( const CZString &other )
+: cstr_( other.index_ != noDuplication &&  other.cstr_ != 0
+                ?  duplicateStringValue( other.cstr_ )
+                : other.cstr_ )
+   , index_( other.cstr_ ? (other.index_ == noDuplication ? noDuplication : duplicate)
+                         : other.index_ )
+{
+}
+
+Value::CZString::~CZString()
+{
+   if ( cstr_  &&  index_ == duplicate )
+      releaseStringValue( const_cast<char *>( cstr_ ) );
+}
+
+void 
+Value::CZString::swap( CZString &other )
+{
+   std::swap( cstr_, other.cstr_ );
+   std::swap( index_, other.index_ );
+}
+
+Value::CZString &
+Value::CZString::operator =( const CZString &other )
+{
+   CZString temp( other );
+   swap( temp );
+   return *this;
+}
+
+bool 
+Value::CZString::operator<( const CZString &other ) const 
+{
+   if ( cstr_ )
+      return strcmp( cstr_, other.cstr_ ) < 0;
+   return index_ < other.index_;
+}
+
+bool 
+Value::CZString::operator==( const CZString &other ) const 
+{
+   if ( cstr_ )
+      return strcmp( cstr_, other.cstr_ ) == 0;
+   return index_ == other.index_;
+}
+
+
+ArrayIndex 
+Value::CZString::index() const
+{
+   return index_;
+}
+
+
+const char *
+Value::CZString::c_str() const
+{
+   return cstr_;
+}
+
+bool 
+Value::CZString::isStaticString() const
+{
+   return index_ == noDuplication;
+}
+
+#endif // ifndef JSON_VALUE_USE_INTERNAL_MAP
+
+
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// class Value::Value
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////
+
+/*! \internal Default constructor initialization must be equivalent to:
+ * memset( this, 0, sizeof(Value) )
+ * This optimization is used in ValueInternalMap fast allocator.
+ */
+Value::Value( ValueType type )
+   : type_( type )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   switch ( type )
+   {
+   case nullValue:
+      break;
+   case intValue:
+   case uintValue:
+      value_.int_ = 0;
+      break;
+   case realValue:
+      value_.real_ = 0.0;
+      break;
+   case stringValue:
+      value_.string_ = 0;
+      break;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      value_.map_ = new ObjectValues();
+      break;
+#else
+   case arrayValue:
+      value_.array_ = arrayAllocator()->newArray();
+      break;
+   case objectValue:
+      value_.map_ = mapAllocator()->newMap();
+      break;
+#endif
+   case booleanValue:
+      value_.bool_ = false;
+      break;
+   default:
+      JSON_ASSERT_UNREACHABLE;
+   }
+}
+
+
+Value::Value( UInt value )
+   : type_( uintValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.uint_ = value;
+}
+
+Value::Value( Int value )
+   : type_( intValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.int_ = value;
+}
+
+
+# if defined(JSON_HAS_INT64)
+Value::Value( Int64 value )
+   : type_( intValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.int_ = value;
+}
+
+
+Value::Value( UInt64 value )
+   : type_( uintValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.uint_ = value;
+}
+#endif // defined(JSON_HAS_INT64)
+
+Value::Value( double value )
+   : type_( realValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.real_ = value;
+}
+
+Value::Value( const char *value )
+   : type_( stringValue )
+   , allocated_( true )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.string_ = duplicateStringValue( value );
+}
+
+
+Value::Value( const char *beginValue, 
+              const char *endValue )
+   : type_( stringValue )
+   , allocated_( true )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.string_ = duplicateStringValue( beginValue, 
+                                          (unsigned int)(endValue - beginValue) );
+}
+
+
+Value::Value( const std::string &value )
+   : type_( stringValue )
+   , allocated_( true )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.string_ = duplicateStringValue( value.c_str(), 
+                                          (unsigned int)value.length() );
+
+}
+
+Value::Value( const StaticString &value )
+   : type_( stringValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.string_ = const_cast<char *>( value.c_str() );
+}
+
+
+# ifdef JSON_USE_CPPTL
+Value::Value( const CppTL::ConstString &value )
+   : type_( stringValue )
+   , allocated_( true )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.string_ = duplicateStringValue( value, value.length() );
+}
+# endif
+
+Value::Value( bool value )
+   : type_( booleanValue )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   value_.bool_ = value;
+}
+
+
+Value::Value( const Value &other )
+   : type_( other.type_ )
+   , allocated_( false )
+# ifdef JSON_VALUE_USE_INTERNAL_MAP
+   , itemIsUsed_( 0 )
+#endif
+   , comments_( 0 )
+{
+   switch ( type_ )
+   {
+   case nullValue:
+   case intValue:
+   case uintValue:
+   case realValue:
+   case booleanValue:
+      value_ = other.value_;
+      break;
+   case stringValue:
+      if ( other.value_.string_ )
+      {
+         value_.string_ = duplicateStringValue( other.value_.string_ );
+         allocated_ = true;
+      }
+      else
+         value_.string_ = 0;
+      break;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      value_.map_ = new ObjectValues( *other.value_.map_ );
+      break;
+#else
+   case arrayValue:
+      value_.array_ = arrayAllocator()->newArrayCopy( *other.value_.array_ );
+      break;
+   case objectValue:
+      value_.map_ = mapAllocator()->newMapCopy( *other.value_.map_ );
+      break;
+#endif
+   default:
+      JSON_ASSERT_UNREACHABLE;
+   }
+   if ( other.comments_ )
+   {
+      comments_ = new CommentInfo[numberOfCommentPlacement];
+      for ( int comment =0; comment < numberOfCommentPlacement; ++comment )
+      {
+         const CommentInfo &otherComment = other.comments_[comment];
+         if ( otherComment.comment_ )
+            comments_[comment].setComment( otherComment.comment_ );
+      }
+   }
+}
+
+
+Value::~Value()
+{
+   switch ( type_ )
+   {
+   case nullValue:
+   case intValue:
+   case uintValue:
+   case realValue:
+   case booleanValue:
+      break;
+   case stringValue:
+      if ( allocated_ )
+         releaseStringValue( value_.string_ );
+      break;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      delete value_.map_;
+      break;
+#else
+   case arrayValue:
+      arrayAllocator()->destructArray( value_.array_ );
+      break;
+   case objectValue:
+      mapAllocator()->destructMap( value_.map_ );
+      break;
+#endif
+   default:
+      JSON_ASSERT_UNREACHABLE;
+   }
+
+   if ( comments_ )
+      delete[] comments_;
+}
+
+Value &
+Value::operator=( const Value &other )
+{
+   Value temp( other );
+   swap( temp );
+   return *this;
+}
+
+void 
+Value::swap( Value &other )
+{
+   ValueType temp = type_;
+   type_ = other.type_;
+   other.type_ = temp;
+   std::swap( value_, other.value_ );
+   int temp2 = allocated_;
+   allocated_ = other.allocated_;
+   other.allocated_ = temp2;
+}
+
+ValueType 
+Value::type() const
+{
+   return type_;
+}
+
+
+int 
+Value::compare( const Value &other ) const
+{
+   if ( *this < other )
+      return -1;
+   if ( *this > other )
+      return 1;
+   return 0;
+}
+
+
+bool 
+Value::operator <( const Value &other ) const
+{
+   int typeDelta = type_ - other.type_;
+   if ( typeDelta )
+      return typeDelta < 0 ? true : false;
+   switch ( type_ )
+   {
+   case nullValue:
+      return false;
+   case intValue:
+      return value_.int_ < other.value_.int_;
+   case uintValue:
+      return value_.uint_ < other.value_.uint_;
+   case realValue:
+      return value_.real_ < other.value_.real_;
+   case booleanValue:
+      return value_.bool_ < other.value_.bool_;
+   case stringValue:
+      return ( value_.string_ == 0  &&  other.value_.string_ )
+             || ( other.value_.string_  
+                  &&  value_.string_  
+                  && strcmp( value_.string_, other.value_.string_ ) < 0 );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      {
+         int delta = int( value_.map_->size() - other.value_.map_->size() );
+         if ( delta )
+            return delta < 0;
+         return (*value_.map_) < (*other.value_.map_);
+      }
+#else
+   case arrayValue:
+      return value_.array_->compare( *(other.value_.array_) ) < 0;
+   case objectValue:
+      return value_.map_->compare( *(other.value_.map_) ) < 0;
+#endif
+   default:
+      JSON_ASSERT_UNREACHABLE;
+   }
+   return false;  // unreachable
+}
+
+bool 
+Value::operator <=( const Value &other ) const
+{
+   return !(other < *this);
+}
+
+bool 
+Value::operator >=( const Value &other ) const
+{
+   return !(*this < other);
+}
+
+bool 
+Value::operator >( const Value &other ) const
+{
+   return other < *this;
+}
+
+bool 
+Value::operator ==( const Value &other ) const
+{
+   //if ( type_ != other.type_ )
+   // GCC 2.95.3 says:
+   // attempt to take address of bit-field structure member `Json::Value::type_'
+   // Beats me, but a temp solves the problem.
+   int temp = other.type_;
+   if ( type_ != temp )
+      return false;
+   switch ( type_ )
+   {
+   case nullValue:
+      return true;
+   case intValue:
+      return value_.int_ == other.value_.int_;
+   case uintValue:
+      return value_.uint_ == other.value_.uint_;
+   case realValue:
+      return value_.real_ == other.value_.real_;
+   case booleanValue:
+      return value_.bool_ == other.value_.bool_;
+   case stringValue:
+      return ( value_.string_ == other.value_.string_ )
+             || ( other.value_.string_  
+                  &&  value_.string_  
+                  && strcmp( value_.string_, other.value_.string_ ) == 0 );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      return value_.map_->size() == other.value_.map_->size()
+             && (*value_.map_) == (*other.value_.map_);
+#else
+   case arrayValue:
+      return value_.array_->compare( *(other.value_.array_) ) == 0;
+   case objectValue:
+      return value_.map_->compare( *(other.value_.map_) ) == 0;
+#endif
+   default:
+      JSON_ASSERT_UNREACHABLE;
+   }
+   return false;  // unreachable
+}
+
+bool 
+Value::operator !=( const Value &other ) const
+{
+   return !( *this == other );
+}
+
+const char *
+Value::asCString() const
+{
+   JSON_ASSERT( type_ == stringValue );
+   return value_.string_;
+}
+
+
+std::string 
+Value::asString() const
+{
+   switch ( type_ )
+   {
+   case nullValue:
+      return "";
+   case stringValue:
+      return value_.string_ ? value_.string_ : "";
+   case booleanValue:
+      return value_.bool_ ? "true" : "false";
+   case intValue:
+      return valueToString( value_.int_ );
+   case uintValue:
+      return valueToString( value_.uint_ );
+   case realValue:
+      return valueToString( value_.real_ );
+   default:
+      JSON_FAIL_MESSAGE( "Type is not convertible to string" );
+   }
+}
+
+# ifdef JSON_USE_CPPTL
+CppTL::ConstString 
+Value::asConstString() const
+{
+   return CppTL::ConstString( asString().c_str() );
+}
+# endif
+
+
+Value::Int 
+Value::asInt() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      JSON_ASSERT_MESSAGE(isInt(), "LargestInt out of Int range");
+      return Int(value_.int_);
+   case uintValue:
+      JSON_ASSERT_MESSAGE(isInt(), "LargestUInt out of Int range");
+      return Int(value_.uint_);
+   case realValue:
+      JSON_ASSERT_MESSAGE(InRange(value_.real_, minInt, maxInt), "double out of Int range");
+      return Int(value_.real_);
+   case nullValue:
+      return 0;
+   case booleanValue:
+      return value_.bool_ ? 1 : 0;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to Int.");
+}
+
+
+Value::UInt 
+Value::asUInt() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      JSON_ASSERT_MESSAGE(isUInt(), "LargestInt out of UInt range");
+      return UInt(value_.int_);
+   case uintValue:
+      JSON_ASSERT_MESSAGE(isUInt(), "LargestUInt out of UInt range");
+      return UInt(value_.uint_);
+   case realValue:
+      JSON_ASSERT_MESSAGE(InRange(value_.real_, 0, maxUInt), "double out of UInt range");
+      return UInt( value_.real_ );
+   case nullValue:
+      return 0;
+   case booleanValue:
+      return value_.bool_ ? 1 : 0;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to UInt.");
+}
+
+
+# if defined(JSON_HAS_INT64)
+
+Value::Int64
+Value::asInt64() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      return Int64(value_.int_);
+   case uintValue:
+      JSON_ASSERT_MESSAGE(isInt64(), "LargestUInt out of Int64 range");
+      return Int64(value_.uint_);
+   case realValue:
+      JSON_ASSERT_MESSAGE(InRange(value_.real_, minInt64, maxInt64), "double out of Int64 range");
+      return Int64(value_.real_);
+   case nullValue:
+      return 0;
+   case booleanValue:
+      return value_.bool_ ? 1 : 0;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to Int64.");
+}
+
+
+Value::UInt64
+Value::asUInt64() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      JSON_ASSERT_MESSAGE(isUInt64(), "LargestInt out of UInt64 range");
+      return UInt64(value_.int_);
+   case uintValue:
+      return UInt64(value_.uint_);
+   case realValue:
+      JSON_ASSERT_MESSAGE(InRange(value_.real_, 0, maxUInt64), "double out of UInt64 range");
+      return UInt64( value_.real_ );
+   case nullValue:
+      return 0;
+   case booleanValue:
+      return value_.bool_ ? 1 : 0;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to UInt64.");
+}
+# endif // if defined(JSON_HAS_INT64)
+
+
+LargestInt 
+Value::asLargestInt() const
+{
+#if defined(JSON_NO_INT64)
+    return asInt();
+#else
+    return asInt64();
+#endif
+}
+
+
+LargestUInt 
+Value::asLargestUInt() const
+{
+#if defined(JSON_NO_INT64)
+    return asUInt();
+#else
+    return asUInt64();
+#endif
+}
+
+
+double 
+Value::asDouble() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      return static_cast<double>( value_.int_ );
+   case uintValue:
+#if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+      return static_cast<double>( value_.uint_ );
+#else // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+      return integerToDouble( value_.uint_ );
+#endif // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+   case realValue:
+      return value_.real_;
+   case nullValue:
+      return 0.0;
+   case booleanValue:
+      return value_.bool_ ? 1.0 : 0.0;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to double.");
+}
+
+float
+Value::asFloat() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      return static_cast<float>( value_.int_ );
+   case uintValue:
+#if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+      return static_cast<float>( value_.uint_ );
+#else // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+      return integerToDouble( value_.uint_ );
+#endif // if !defined(JSON_USE_INT64_DOUBLE_CONVERSION)
+   case realValue:
+      return static_cast<float>( value_.real_ );
+   case nullValue:
+      return 0.0;
+   case booleanValue:
+      return value_.bool_ ? 1.0f : 0.0f;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to float.");
+}
+
+bool 
+Value::asBool() const
+{
+   switch ( type_ )
+   {
+   case booleanValue:
+      return value_.bool_;
+   case nullValue:
+      return false;
+   case intValue:
+      return value_.int_ ? true : false;
+   case uintValue:
+      return value_.uint_ ? true : false;
+   case realValue:
+      return value_.real_ ? true : false;
+   default:
+      break;
+   }
+   JSON_FAIL_MESSAGE("Value is not convertible to bool.");
+}
+
+
+bool 
+Value::isConvertibleTo( ValueType other ) const
+{
+   switch ( other )
+   {
+   case nullValue:
+      return ( isNumeric() && asDouble() == 0.0 )
+             || ( type_ == booleanValue && value_.bool_ == false )
+             || ( type_ == stringValue && asString() == "" )
+             || ( type_ == arrayValue && value_.map_->size() == 0 )
+             || ( type_ == objectValue && value_.map_->size() == 0 )
+             || type_ == nullValue;
+   case intValue:
+      return isInt()
+             || (type_ == realValue && InRange(value_.real_, minInt, maxInt))
+             || type_ == booleanValue
+             || type_ == nullValue;
+   case uintValue:
+      return isUInt()
+             || (type_ == realValue && InRange(value_.real_, 0, maxUInt))
+             || type_ == booleanValue
+             || type_ == nullValue;
+   case realValue:
+      return isNumeric()
+             || type_ == booleanValue
+             || type_ == nullValue;
+   case booleanValue:
+      return isNumeric()
+             || type_ == booleanValue
+             || type_ == nullValue;
+   case stringValue:
+      return isNumeric()
+             || type_ == booleanValue
+             || type_ == stringValue
+             || type_ == nullValue;
+   case arrayValue:
+      return type_ == arrayValue
+             || type_ == nullValue;
+   case objectValue:
+      return type_ == objectValue
+             || type_ == nullValue;
+   }
+   JSON_ASSERT_UNREACHABLE;
+   return false;
+}
+
+
+/// Number of values in array or object
+ArrayIndex 
+Value::size() const
+{
+   switch ( type_ )
+   {
+   case nullValue:
+   case intValue:
+   case uintValue:
+   case realValue:
+   case booleanValue:
+   case stringValue:
+      return 0;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:  // size of the array is highest index + 1
+      if ( !value_.map_->empty() )
+      {
+         ObjectValues::const_iterator itLast = value_.map_->end();
+         --itLast;
+         return (*itLast).first.index()+1;
+      }
+      return 0;
+   case objectValue:
+      return ArrayIndex( value_.map_->size() );
+#else
+   case arrayValue:
+      return Int( value_.array_->size() );
+   case objectValue:
+      return Int( value_.map_->size() );
+#endif
+   }
+   JSON_ASSERT_UNREACHABLE;
+   return 0; // unreachable;
+}
+
+
+bool 
+Value::empty() const
+{
+   if ( isNull() || isArray() || isObject() )
+      return size() == 0u;
+   else
+      return false;
+}
+
+
+bool
+Value::operator!() const
+{
+   return isNull();
+}
+
+
+void 
+Value::clear()
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == arrayValue  || type_ == objectValue );
+
+   switch ( type_ )
+   {
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+   case objectValue:
+      value_.map_->clear();
+      break;
+#else
+   case arrayValue:
+      value_.array_->clear();
+      break;
+   case objectValue:
+      value_.map_->clear();
+      break;
+#endif
+   default:
+      break;
+   }
+}
+
+void 
+Value::resize( ArrayIndex newSize )
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == arrayValue );
+   if ( type_ == nullValue )
+      *this = Value( arrayValue );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   ArrayIndex oldSize = size();
+   if ( newSize == 0 )
+      clear();
+   else if ( newSize > oldSize )
+      (*this)[ newSize - 1 ];
+   else
+   {
+      for ( ArrayIndex index = newSize; index < oldSize; ++index )
+      {
+         value_.map_->erase( index );
+      }
+      assert( size() == newSize );
+   }
+#else
+   value_.array_->resize( newSize );
+#endif
+}
+
+
+Value &
+Value::operator[]( ArrayIndex index )
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == arrayValue );
+   if ( type_ == nullValue )
+      *this = Value( arrayValue );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   CZString key( index );
+   ObjectValues::iterator it = value_.map_->lower_bound( key );
+   if ( it != value_.map_->end()  &&  (*it).first == key )
+      return (*it).second;
+
+   ObjectValues::value_type defaultValue( key, null );
+   it = value_.map_->insert( it, defaultValue );
+   return (*it).second;
+#else
+   return value_.array_->resolveReference( index );
+#endif
+}
+
+
+Value &
+Value::operator[]( int index )
+{
+   JSON_ASSERT( index >= 0 );
+   return (*this)[ ArrayIndex(index) ];
+}
+
+
+const Value &
+Value::operator[]( ArrayIndex index ) const
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == arrayValue );
+   if ( type_ == nullValue )
+      return null;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   CZString key( index );
+   ObjectValues::const_iterator it = value_.map_->find( key );
+   if ( it == value_.map_->end() )
+      return null;
+   return (*it).second;
+#else
+   Value *value = value_.array_->find( index );
+   return value ? *value : null;
+#endif
+}
+
+
+const Value &
+Value::operator[]( int index ) const
+{
+   JSON_ASSERT( index >= 0 );
+   return (*this)[ ArrayIndex(index) ];
+}
+
+
+Value &
+Value::operator[]( const char *key )
+{
+   return resolveReference( key, false );
+}
+
+
+Value &
+Value::resolveReference( const char *key, 
+                         bool isStatic )
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == objectValue );
+   if ( type_ == nullValue )
+      *this = Value( objectValue );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   CZString actualKey( key, isStatic ? CZString::noDuplication 
+                                     : CZString::duplicateOnCopy );
+   ObjectValues::iterator it = value_.map_->lower_bound( actualKey );
+   if ( it != value_.map_->end()  &&  (*it).first == actualKey )
+      return (*it).second;
+
+   ObjectValues::value_type defaultValue( actualKey, null );
+   it = value_.map_->insert( it, defaultValue );
+   Value &value = (*it).second;
+   return value;
+#else
+   return value_.map_->resolveReference( key, isStatic );
+#endif
+}
+
+
+Value 
+Value::get( ArrayIndex index, 
+            const Value &defaultValue ) const
+{
+   const Value *value = &((*this)[index]);
+   return value == &null ? defaultValue : *value;
+}
+
+
+bool 
+Value::isValidIndex( ArrayIndex index ) const
+{
+   return index < size();
+}
+
+
+
+const Value &
+Value::operator[]( const char *key ) const
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == objectValue );
+   if ( type_ == nullValue )
+      return null;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   CZString actualKey( key, CZString::noDuplication );
+   ObjectValues::const_iterator it = value_.map_->find( actualKey );
+   if ( it == value_.map_->end() )
+      return null;
+   return (*it).second;
+#else
+   const Value *value = value_.map_->find( key );
+   return value ? *value : null;
+#endif
+}
+
+
+Value &
+Value::operator[]( const std::string &key )
+{
+   return (*this)[ key.c_str() ];
+}
+
+
+const Value &
+Value::operator[]( const std::string &key ) const
+{
+   return (*this)[ key.c_str() ];
+}
+
+Value &
+Value::operator[]( const StaticString &key )
+{
+   return resolveReference( key, true );
+}
+
+
+# ifdef JSON_USE_CPPTL
+Value &
+Value::operator[]( const CppTL::ConstString &key )
+{
+   return (*this)[ key.c_str() ];
+}
+
+
+const Value &
+Value::operator[]( const CppTL::ConstString &key ) const
+{
+   return (*this)[ key.c_str() ];
+}
+# endif
+
+
+Value &
+Value::append( const Value &value )
+{
+   return (*this)[size()] = value;
+}
+
+
+Value 
+Value::get( const char *key, 
+            const Value &defaultValue ) const
+{
+   const Value *value = &((*this)[key]);
+   return value == &null ? defaultValue : *value;
+}
+
+
+Value 
+Value::get( const std::string &key,
+            const Value &defaultValue ) const
+{
+   return get( key.c_str(), defaultValue );
+}
+
+Value
+Value::removeMember( const char* key )
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == objectValue );
+   if ( type_ == nullValue )
+      return null;
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   CZString actualKey( key, CZString::noDuplication );
+   ObjectValues::iterator it = value_.map_->find( actualKey );
+   if ( it == value_.map_->end() )
+      return null;
+   Value old(it->second);
+   value_.map_->erase(it);
+   return old;
+#else
+   Value *value = value_.map_->find( key );
+   if (value){
+      Value old(*value);
+      value_.map_.remove( key );
+      return old;
+   } else {
+      return null;
+   }
+#endif
+}
+
+Value
+Value::removeMember( const std::string &key )
+{
+   return removeMember( key.c_str() );
+}
+
+# ifdef JSON_USE_CPPTL
+Value 
+Value::get( const CppTL::ConstString &key,
+            const Value &defaultValue ) const
+{
+   return get( key.c_str(), defaultValue );
+}
+# endif
+
+bool 
+Value::isMember( const char *key ) const
+{
+   const Value *value = &((*this)[key]);
+   return value != &null;
+}
+
+
+bool 
+Value::isMember( const std::string &key ) const
+{
+   return isMember( key.c_str() );
+}
+
+
+# ifdef JSON_USE_CPPTL
+bool 
+Value::isMember( const CppTL::ConstString &key ) const
+{
+   return isMember( key.c_str() );
+}
+#endif
+
+Value::Members 
+Value::getMemberNames() const
+{
+   JSON_ASSERT( type_ == nullValue  ||  type_ == objectValue );
+   if ( type_ == nullValue )
+       return Value::Members();
+   Members members;
+   members.reserve( value_.map_->size() );
+#ifndef JSON_VALUE_USE_INTERNAL_MAP
+   ObjectValues::const_iterator it = value_.map_->begin();
+   ObjectValues::const_iterator itEnd = value_.map_->end();
+   for ( ; it != itEnd; ++it )
+      members.push_back( std::string( (*it).first.c_str() ) );
+#else
+   ValueInternalMap::IteratorState it;
+   ValueInternalMap::IteratorState itEnd;
+   value_.map_->makeBeginIterator( it );
+   value_.map_->makeEndIterator( itEnd );
+   for ( ; !ValueInternalMap::equals( it, itEnd ); ValueInternalMap::increment(it) )
+      members.push_back( std::string( ValueInternalMap::key( it ) ) );
+#endif
+   return members;
+}
+//
+//# ifdef JSON_USE_CPPTL
+//EnumMemberNames
+//Value::enumMemberNames() const
+//{
+//   if ( type_ == objectValue )
+//   {
+//      return CppTL::Enum::any(  CppTL::Enum::transform(
+//         CppTL::Enum::keys( *(value_.map_), CppTL::Type<const CZString &>() ),
+//         MemberNamesTransform() ) );
+//   }
+//   return EnumMemberNames();
+//}
+//
+//
+//EnumValues 
+//Value::enumValues() const
+//{
+//   if ( type_ == objectValue  ||  type_ == arrayValue )
+//      return CppTL::Enum::anyValues( *(value_.map_), 
+//                                     CppTL::Type<const Value &>() );
+//   return EnumValues();
+//}
+//
+//# endif
+
+static bool IsIntegral(double d) {
+  double integral_part;
+  return modf(d, &integral_part) == 0.0;
+}
+
+
+bool
+Value::isNull() const
+{
+   return type_ == nullValue;
+}
+
+
+bool 
+Value::isBool() const
+{
+   return type_ == booleanValue;
+}
+
+
+bool 
+Value::isInt() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      return value_.int_ >= minInt  &&  value_.int_ <= maxInt;
+   case uintValue:
+      return value_.uint_ <= UInt(maxInt);
+   case realValue:
+      return value_.real_ >= minInt &&
+             value_.real_ <= maxInt &&
+             IsIntegral(value_.real_);
+   default:
+      break;
+   }
+   return false;
+}
+
+
+bool 
+Value::isUInt() const
+{
+   switch ( type_ )
+   {
+   case intValue:
+      return value_.int_ >= 0 && LargestUInt(value_.int_) <= LargestUInt(maxUInt);
+   case uintValue:
+      return value_.uint_ <= maxUInt;
+   case realValue:
+      return value_.real_ >= 0 &&
+             value_.real_ <= maxUInt &&
+             IsIntegral(value_.real_);
+   default:
+      break;
+   }
+   return false;
+}
+
+bool 
+Value::isInt64() const
+{
+# if defined(JSON_HAS_INT64)
+   switch ( type_ )
+   {
+   case intValue:
+     return true;
+   case uintValue:
+      return value_.uint_ <= UInt64(maxInt64);
+   case realValue:
+      // Note that maxInt64 (= 2^63 - 1) is not exactly representable as a
+      // double, so double(maxInt64) will be rounded up to 2^63. Therefore we
+      // require the value to be strictly less than the limit.
+      return value_.real_ >= double(minInt64) &&
+             value_.real_ < double(maxInt64) &&
+             IsIntegral(value_.real_);
+   default:
+      break;
+   }
+# endif  // JSON_HAS_INT64
+   return false;
+}
+
+bool 
+Value::isUInt64() const
+{
+# if defined(JSON_HAS_INT64)
+   switch ( type_ )
+   {
+   case intValue:
+     return value_.int_ >= 0;
+   case uintValue:
+      return true;
+   case realValue:
+      // Note that maxUInt64 (= 2^64 - 1) is not exactly representable as a
+      // double, so double(maxUInt64) will be rounded up to 2^64. Therefore we
+      // require the value to be strictly less than the limit.
+      return value_.real_ >= 0 &&
+             value_.real_ < maxUInt64AsDouble &&
+             IsIntegral(value_.real_);
+   default:
+      break;
+   }
+# endif  // JSON_HAS_INT64
+   return false;
+}
+
+
+bool 
+Value::isIntegral() const
+{
+#if defined(JSON_HAS_INT64)
+  return isInt64() || isUInt64();
+#else
+  return isInt() || isUInt();
+#endif
+}
+
+
+bool 
+Value::isDouble() const
+{
+   return type_ == realValue || isIntegral();
+}
+
+
+bool 
+Value::isNumeric() const
+{
+   return isIntegral() || isDouble();
+}
+
+
+bool 
+Value::isString() const
+{
+   return type_ == stringValue;
+}
+
+
+bool 
+Value::isArray() const
+{
+   return type_ == arrayValue;
+}
+
+
+bool 
+Value::isObject() const
+{
+   return type_ == objectValue;
+}
+
+
+void 
+Value::setComment( const char *comment,
+                   CommentPlacement placement )
+{
+   if ( !comments_ )
+      comments_ = new CommentInfo[numberOfCommentPlacement];
+   comments_[placement].setComment( comment );
+}
+
+
+void 
+Value::setComment( const std::string &comment,
+                   CommentPlacement placement )
+{
+   setComment( comment.c_str(), placement );
+}
+
+
+bool 
+Value::hasComment( CommentPlacement placement ) const
+{
+   return comments_ != 0  &&  comments_[placement].comment_ != 0;
+}
+
+std::string 
+Value::getComment( CommentPlacement placement ) const
+{
+   if ( hasComment(placement) )
+      return comments_[placement].comment_;
+   return "";
+}
+
+
+std::string 
+Value::toStyledString() const
+{
+   StyledWriter writer;
+   return writer.write( *this );
+}
+
+
+Value::const_iterator 
+Value::begin() const
+{
+   switch ( type_ )
+   {
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+      if ( value_.array_ )
+      {
+         ValueInternalArray::IteratorState it;
+         value_.array_->makeBeginIterator( it );
+         return const_iterator( it );
+      }
+      break;
+   case objectValue:
+      if ( value_.map_ )
+      {
+         ValueInternalMap::IteratorState it;
+         value_.map_->makeBeginIterator( it );
+         return const_iterator( it );
+      }
+      break;
+#else
+   case arrayValue:
+   case objectValue:
+      if ( value_.map_ )
+         return const_iterator( value_.map_->begin() );
+      break;
+#endif
+   default:
+      break;
+   }
+   return const_iterator();
+}
+
+Value::const_iterator 
+Value::end() const
+{
+   switch ( type_ )
+   {
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+      if ( value_.array_ )
+      {
+         ValueInternalArray::IteratorState it;
+         value_.array_->makeEndIterator( it );
+         return const_iterator( it );
+      }
+      break;
+   case objectValue:
+      if ( value_.map_ )
+      {
+         ValueInternalMap::IteratorState it;
+         value_.map_->makeEndIterator( it );
+         return const_iterator( it );
+      }
+      break;
+#else
+   case arrayValue:
+   case objectValue:
+      if ( value_.map_ )
+         return const_iterator( value_.map_->end() );
+      break;
+#endif
+   default:
+      break;
+   }
+   return const_iterator();
+}
+
+
+Value::iterator 
+Value::begin()
+{
+   switch ( type_ )
+   {
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+      if ( value_.array_ )
+      {
+         ValueInternalArray::IteratorState it;
+         value_.array_->makeBeginIterator( it );
+         return iterator( it );
+      }
+      break;
+   case objectValue:
+      if ( value_.map_ )
+      {
+         ValueInternalMap::IteratorState it;
+         value_.map_->makeBeginIterator( it );
+         return iterator( it );
+      }
+      break;
+#else
+   case arrayValue:
+   case objectValue:
+      if ( value_.map_ )
+         return iterator( value_.map_->begin() );
+      break;
+#endif
+   default:
+      break;
+   }
+   return iterator();
+}
+
+Value::iterator 
+Value::end()
+{
+   switch ( type_ )
+   {
+#ifdef JSON_VALUE_USE_INTERNAL_MAP
+   case arrayValue:
+      if ( value_.array_ )
+      {
+         ValueInternalArray::IteratorState it;
+         value_.array_->makeEndIterator( it );
+         return iterator( it );
+      }
+      break;
+   case objectValue:
+      if ( value_.map_ )
+      {
+         ValueInternalMap::IteratorState it;
+         value_.map_->makeEndIterator( it );
+         return iterator( it );
+      }
+      break;
+#else
+   case arrayValue:
+   case objectValue:
+      if ( value_.map_ )
+         return iterator( value_.map_->end() );
+      break;
+#endif
+   default:
+      break;
+   }
+   return iterator();
+}
+
+
+// class PathArgument
+// //////////////////////////////////////////////////////////////////
+
+PathArgument::PathArgument()
+   : key_()
+   , index_()
+   , kind_( kindNone )
+{
+}
+
+
+PathArgument::PathArgument( ArrayIndex index )
+   : key_()
+   , index_( index )
+   , kind_( kindIndex )
+{
+}
+
+
+PathArgument::PathArgument( const char *key )
+   : key_( key )
+   , index_()
+   , kind_( kindKey )
+{
+}
+
+
+PathArgument::PathArgument( const std::string &key )
+   : key_( key.c_str() )
+   , index_()
+   , kind_( kindKey )
+{
+}
+
+// class Path
+// //////////////////////////////////////////////////////////////////
+
+Path::Path( const std::string &path,
+            const PathArgument &a1,
+            const PathArgument &a2,
+            const PathArgument &a3,
+            const PathArgument &a4,
+            const PathArgument &a5 )
+{
+   InArgs in;
+   in.push_back( &a1 );
+   in.push_back( &a2 );
+   in.push_back( &a3 );
+   in.push_back( &a4 );
+   in.push_back( &a5 );
+   makePath( path, in );
+}
+
+
+void 
+Path::makePath( const std::string &path,
+                const InArgs &in )
+{
+   const char *current = path.c_str();
+   const char *end = current + path.length();
+   InArgs::const_iterator itInArg = in.begin();
+   while ( current != end )
+   {
+      if ( *current == '[' )
+      {
+         ++current;
+         if ( *current == '%' )
+            addPathInArg( path, in, itInArg, PathArgument::kindIndex );
+         else
+         {
+            ArrayIndex index = 0;
+            for ( ; current != end && *current >= '0'  &&  *current <= '9'; ++current )
+               index = index * 10 + ArrayIndex(*current - '0');
+            args_.push_back( index );
+         }
+         if ( current == end  ||  *current++ != ']' )
+            invalidPath( path, int(current - path.c_str()) );
+      }
+      else if ( *current == '%' )
+      {
+         addPathInArg( path, in, itInArg, PathArgument::kindKey );
+         ++current;
+      }
+      else if ( *current == '.' )
+      {
+         ++current;
+      }
+      else
+      {
+         const char *beginName = current;
+         while ( current != end  &&  !strchr( "[.", *current ) )
+            ++current;
+         args_.push_back( std::string( beginName, current ) );
+      }
+   }
+}
+
+
+void 
+Path::addPathInArg( const std::string &path, 
+                    const InArgs &in, 
+                    InArgs::const_iterator &itInArg, 
+                    PathArgument::Kind kind )
+{
+   if ( itInArg == in.end() )
+   {
+      // Error: missing argument %d
+   }
+   else if ( (*itInArg)->kind_ != kind )
+   {
+      // Error: bad argument type
+   }
+   else
+   {
+      args_.push_back( **itInArg );
+   }
+}
+
+
+void 
+Path::invalidPath( const std::string &path, 
+                   int location )
+{
+   // Error: invalid path.
+}
+
+
+const Value &
+Path::resolve( const Value &root ) const
+{
+   const Value *node = &root;
+   for ( Args::const_iterator it = args_.begin(); it != args_.end(); ++it )
+   {
+      const PathArgument &arg = *it;
+      if ( arg.kind_ == PathArgument::kindIndex )
+      {
+         if ( !node->isArray()  ||  !node->isValidIndex( arg.index_ ) )
+         {
+            // Error: unable to resolve path (array value expected at position...
+         }
+         node = &((*node)[arg.index_]);
+      }
+      else if ( arg.kind_ == PathArgument::kindKey )
+      {
+         if ( !node->isObject() )
+         {
+            // Error: unable to resolve path (object value expected at position...)
+         }
+         node = &((*node)[arg.key_]);
+         if ( node == &Value::null )
+         {
+            // Error: unable to resolve path (object has no member named '' at position...)
+         }
+      }
+   }
+   return *node;
+}
+
+
+Value 
+Path::resolve( const Value &root, 
+               const Value &defaultValue ) const
+{
+   const Value *node = &root;
+   for ( Args::const_iterator it = args_.begin(); it != args_.end(); ++it )
+   {
+      const PathArgument &arg = *it;
+      if ( arg.kind_ == PathArgument::kindIndex )
+      {
+         if ( !node->isArray()  ||  !node->isValidIndex( arg.index_ ) )
+            return defaultValue;
+         node = &((*node)[arg.index_]);
+      }
+      else if ( arg.kind_ == PathArgument::kindKey )
+      {
+         if ( !node->isObject() )
+            return defaultValue;
+         node = &((*node)[arg.key_]);
+         if ( node == &Value::null )
+            return defaultValue;
+      }
+   }
+   return *node;
+}
+
+
+Value &
+Path::make( Value &root ) const
+{
+   Value *node = &root;
+   for ( Args::const_iterator it = args_.begin(); it != args_.end(); ++it )
+   {
+      const PathArgument &arg = *it;
+      if ( arg.kind_ == PathArgument::kindIndex )
+      {
+         if ( !node->isArray() )
+         {
+            // Error: node is not an array at position ...
+         }
+         node = &((*node)[arg.index_]);
+      }
+      else if ( arg.kind_ == PathArgument::kindKey )
+      {
+         if ( !node->isObject() )
+         {
+            // Error: node is not an object at position...
+         }
+         node = &((*node)[arg.key_]);
+      }
+   }
+   return *node;
+}
+
+
+} // namespace Json