Releases all resources used by the current instance of the WaitHandle class.
This method is equivalent to the Close method.
Always call Close or Dispose() before you release your last reference to the WaitHandle. Otherwise, the resources it is using will not be freed.
Supported in: 4.6, 4.5, 4
.NET Framework Client Profile
Supported in: 4
Portable Class Library
Supported in: Portable Class Library
Supported in: Windows Phone 8.1
Supported in: Windows Phone Silverlight 8.1
Supported in: Windows Phone Silverlight 8