Gets the cache key dependencies array for the media file (cache item keys affected when the meta file changes).
            
Namespace: CMS.MediaLibraryAssembly: CMS.MediaLibrary (in CMS.MediaLibrary.dll) Version: 8.0.0.0 (8.1.5347.20411)
Parameters
- fi
 - Type: CMS.MediaLibrary MediaFileInfo
File 
- preview
 - Type: 
System Boolean
Indicates if preview cache key should be created 
Return Value
Type:See Also