System.Security.FrameSecurityDescriptor.IncrementAssertCount C# (CSharp) Method

        private static extern void IncrementAssertCount();
        [MethodImplAttribute(MethodImplOptions.InternalCall)]

 internal void SetAssert(IPermission perm)
 {
     this.m_assertions = this.CreateSingletonSet(perm);
     FrameSecurityDescriptor.IncrementAssertCount();
 }