Fix PCL build

Author: mythz

src/ServiceStack.Text/Common/WriteType.cs

@@ -110,7 +110,7 @@ static Func<T, bool> GetShouldSerializeMethod(MemberInfo member)
 
         static Func<T, string, bool?> ShouldSerialize(Type type)
         {
-            var method = type.GetMethod("ShouldSerialize", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic, null, new[] { typeof(string) }, null);
+            var method = type.GetMethodInfo("ShouldSerialize");
             return (method == null || method.ReturnType != typeof(bool?)) 
                 ? null
                 : (Func<T, string, bool?>)Delegate.CreateDelegate(typeof(Func<T, string, bool?>), method);

src/ServiceStack.Text/ReflectionExtensions.cs

@@ -669,8 +669,8 @@ public static PropertyInfo[] GetSerializableProperties(this Type type)
 
         public static Func<object, string, object, object> GetOnDeserializing<T>()
         {
-            var method = typeof(T).GetMethod("OnDeserializing", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic, null, new[] { typeof(string), typeof(object) }, null);
-            if (method == null || method.ReturnType != typeof (object))
+            var method = typeof(T).GetMethodInfo("OnDeserializing");
+            if (method == null || method.ReturnType != typeof(object))
                 return null;
             var obj = (Func<T, string, object, object>)Delegate.CreateDelegate(typeof(Func<T, string, object, object>), method);
             return (instance, memberName, value) => obj((T)instance, memberName, value);

tests/ServiceStack.Text.Tests/AutoMappingTests.cs

@@ -483,7 +483,6 @@ public void Does_convert_models_with_collections()
             Assert.That(MatchesUsers(hashset, from.Collection.ConvertTo<HashSet<User>>()));
         }
 
-
         public class Customer
         {
             public CompanyInfo CompanyInfo { get; set; }