[longomatch] Use Json.net OptIn serialization for Area

[Andoni Morales Alastruey <amorales src gnome org>]

commit 21c8f976cfe9e6dfcdcbfdb4329c92bae0b7cd36
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Sat Oct 4 17:14:26 2014 +0200

    Use Json.net OptIn serialization for Area

 LongoMatch.Core/Common/Area.cs         |    9 ++++-----
 LongoMatch.Core/LongoMatch.Core.csproj |    1 -
 build/build.environment.mk             |    2 --
 3 files changed, 4 insertions(+), 8 deletions(-)
---
diff --git a/LongoMatch.Core/Common/Area.cs b/LongoMatch.Core/Common/Area.cs
index 3495441..5d210ce 100644
--- a/LongoMatch.Core/Common/Area.cs
+++ b/LongoMatch.Core/Common/Area.cs
@@ -17,12 +17,11 @@
 //
 using System;
 using Newtonsoft.Json;
-using System.Runtime.Serialization;
 
 namespace LongoMatch.Core.Common
 {
-       [DataContract]
        [Serializable]
+       [JsonObject(MemberSerialization.OptIn)]
        public class Area
        {
                public Area (Point start, double width, double height)
@@ -32,19 +31,19 @@ namespace LongoMatch.Core.Common
                        Height = height;
                }
 
-               [DataMember]
+               [JsonProperty]
                public Point Start {
                        get;
                        set;
                }
 
-               [DataMember]
+               [JsonProperty]
                public double Width {
                        get;
                        set;
                }
 
-               [DataMember]
+               [JsonProperty]
                public double Height {
                        get;
                        set;
diff --git a/LongoMatch.Core/LongoMatch.Core.csproj b/LongoMatch.Core/LongoMatch.Core.csproj
index d285dad..9834738 100644
--- a/LongoMatch.Core/LongoMatch.Core.csproj
+++ b/LongoMatch.Core/LongoMatch.Core.csproj
@@ -157,7 +157,6 @@
     <Reference Include="Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=b9a188c8922137c6">
       <Package>newtonsoft-json</Package>
     </Reference>
-    <Reference Include="System.Runtime.Serialization" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/build/build.environment.mk b/build/build.environment.mk
index 3ceb754..f3d336d 100644
--- a/build/build.environment.mk
+++ b/build/build.environment.mk
@@ -9,7 +9,6 @@ DEFAULT_INSTALL_DIR = $(pkglibdir)
 LINK_SYSTEM = -r:System
 LINK_SYSTEM_CORE = -r:System.Core
 LINK_SYSTEM_DRAWING = -r:System.Drawing
-LINK_SYSTEM_SERIALIZATION = -r:System.Runtime.Serialization
 LINK_CAIRO = -r:Mono.Cairo
 LINK_MONO_POSIX = -r:Mono.Posix
 LINK_MONO_ADDINS = $(MONO_ADDINS_LIBS)
@@ -43,7 +42,6 @@ REF_DEP_LONGOMATCH_PLUGINS = \
 
 REF_DEP_LONGOMATCH_CORE = \
                      $(LINK_SYSTEM_DRAWING) \
-                     $(LINK_SYSTEM_SERIALIZATION) \
                      $(LINK_MONO_POSIX) \
                      $(LINK_GLIB) \
                      $(LINK_JSON) \