Fix DPI scaling on TVDPI

 Bug: 6891214
 tvdpi has a density of 1.3312501 which we fail on as we assume
 you can take density and multiply by 100, cast to an int, and
 divide by 100f to get back to the original density. Force this
 assumption to be true by truncating density

Change-Id: I0caeb7768ee002f935b41c77a5579ffeed491f82