Revert std::size_t to std::streamsize

Author: d-frey

include/tao/json/events/to_pretty_stream.hpp

@@ -29,7 +29,7 @@ namespace tao
          {
          protected:
             std::ostream& os;
-            const std::streamsize indent;
+            const std::size_t indent;
 
             std::string current = "\n";
             bool first = true;
@@ -49,7 +49,7 @@ namespace tao
             }
 
          public:
-            to_pretty_stream( std::ostream& in_os, const std::streamsize in_indent )
+            to_pretty_stream( std::ostream& in_os, const std::size_t in_indent )
                : os( in_os ),
                  indent( in_indent ),
                  first( true )

include/tao/json/to_stream.hpp

@@ -25,7 +25,7 @@ namespace tao
       }
 
       template< template< typename... > class... Transformers, template< typename... > class Traits >
-      void to_stream( std::ostream& os, const basic_value< Traits >& v, const std::streamsize indent )
+      void to_stream( std::ostream& os, const basic_value< Traits >& v, const std::size_t indent )
       {
          events::transformer< events::to_pretty_stream, Transformers... > consumer( os, indent );
          events::from_value( consumer, v );