Port FxCop rule CA2006: UseSafeHandleToEncapsulateNativeResources

[ghost]

Title: Use SafeHandle to encapsulate native resources

Description:

Use of IntPtr in managed code might indicate a potential security and reliability problem. All uses of IntPtr must be reviewed to determine whether use of a SafeHandle, or similar technology, is required in its place.

Dependency: None

Notes:

[AaronRobinsonMSFT]

Interop team doesn't think this is useful. This can be closed.

[Evangelink]

Closing this issue as won't be ported as per dotnet/runtime#61964 (comment).