tree 282b4340217c201ea83bca2c1fafaabd5b043b2a
parent 698997b9ef47f215350f03c0289f291846cd3604
author Alan Newberger <alann@google.com> 1412538071 -0700
committer Alan Newberger <alann@google.com> 1412538071 -0700

Check isZoomSupported before any zoom ratio calculations.

Per API doc, isZoomeSupported should be checked before calling
getZoomRatios or getMaxZoom. Moving zoom calculation into
isZoomSupported check fixed crash in front camera with no zoom
support, where a HAL/fwk returns a null list of zoom ratios.

Bug: 17863266
Change-Id: I80b5f7a431e7bbe4d50e5d062628e38eda3fd0a6