Igor Murashkin d42a5fd3e7 camera2: (legacy) Fix the comparison for fixed-focus cameras
* Use #equals instead of == for string comparison
* Also make sure lens.info.minimumFocusDistance shows up in
  CameraCharacteristics#getKeys() for fixed-focus cameras

Bug: 16900875
Change-Id: I3b9248c5cb62ddcfb13587c6349525e145e353ac
2014-08-11 13:25:01 -07:00
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