TestingCamera: add null check for supportedSceneModes

Camera.Parameters#getSupportedSceneModes() could return null, we need null
check before using it.

Bug: 21267188
Change-Id: Ic6ab784de07d85d5a640b61e7faee9c84c128416
1 file changed
tree: 04a3cf2b4b8c8c82ea7deea1fdd018fcd45278b7
  1. apps/
  2. build/
  3. util/
  4. .gitignore
  5. README