Commit data to the stream.
Source position: types.pp line 510
| function IStream.Commit( | 
| grfCommitFlags: DWORD | 
| ):HRESULT; | 
Commit commits the data in the stream to the underlying medium. Flags is a set of options to control the commit operation (see MSDN for the possible flags).
On error, a nonzero exit code is returned.