Silverlight 5 WinRT

  abstract sealed class MediaTypeNames
 

  public class ContentDisposition
 
  public DateTime CreationDate { get; set; }
  public String DispositionType { get; set; }
  public String FileName { get; set; }
  public Boolean Inline { get; set; }
  public DateTime ModificationDate { get; set; }
  public StringDictionary Parameters { get; }
  public DateTime ReadDate { get; set; }
  public Int64 Size { get; set; }
  public virtual Boolean Equals(Object rparam);
  public virtual Int32 GetHashCode();
  public virtual String ToString();

  public class ContentType
 
  public String Boundary { get; set; }
  public String CharSet { get; set; }
  public String MediaType { get; set; }
  public String Name { get; set; }
  public StringDictionary Parameters { get; }
  public virtual Boolean Equals(Object rparam);
  public virtual Int32 GetHashCode();
  public virtual String ToString();

  public abstract sealed class DispositionTypeNames
 

  public abstract sealed class MediaTypeNames
 

  public sealed enum TransferEncoding
  : IComparable, IFormattable, IConvertible
  { QuotedPrintable, Base64, SevenBit, EightBit, Unknown }