Change tizen:metadata details

[Issue#] N/A
[Problem] N/A
[Cause] N/A
[Solution] Change tizen:metadata details
Add value is null case
[SCMRequest] N/A

Change-Id: Ie7d609c9b703773b5b001aeee2a727dbddc785bd

diff --git a/modules/widget_dao/include/dpl/wrt-dao-ro/config_parser_data.h b/modules/widget_dao/include/dpl/wrt-dao-ro/config_parser_data.h
old mode 100755 (executable)
new mode 100644 (file)
index d0ecc41..a21f2f4
--- a/modules/widget_dao/include/dpl/wrt-dao-ro/config_parser_data.h
+++ b/modules/widget_dao/include/dpl/wrt-dao-ro/config_parser_data.h
@@ -257,13 +257,13 @@ class ConfigParserData
 
     struct Metadata
     {
-        Metadata(const DPL::String& _key,
-                 const DPL::String& _value) :
+        Metadata(const DPL::OptionalString& _key,
+                 const DPL::OptionalString& _value) :
             key(_key),
             value(_value)
         {}
-        DPL::String key;
-        DPL::String value;
+        DPL::OptionalString key;
+        DPL::OptionalString value;
 
         bool operator==(const Metadata&) const;
         bool operator!=(const Metadata&) const;