Function gst_ validate_ issue_ set_ default_ level 
Source pub unsafe extern "C" fn gst_validate_issue_set_default_level(
    issue: *mut GstValidateIssue,
    default_level: GstValidateReportLevel,
)pub unsafe extern "C" fn gst_validate_issue_set_default_level(
    issue: *mut GstValidateIssue,
    default_level: GstValidateReportLevel,
)