Add use_als and log_good_image options in camera performance test

1. use_als: whether to use the ambient light sensor.
2. log_good_image: Log images that have passed this test (default is false).

BUG=None
TEST=Manual
1) Add the following test in test_list
        OperatorTest(
            id='Camera Performance',
            label_zh=u'相機效能',
            autotest_name='factory_CameraPerformanceAls',
            dargs={'unit_test': False,
                   'test_type': 'Full',
                   'use_als': False})
2) Verify if it still shows fixture connection status on screen

Change-Id: Ic5eee39617dfb338e182e5e7fc0a1068fa59b69c
Reviewed-on: https://gerrit.chromium.org/gerrit/46264
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>
Commit-Queue: Justin Chuang <jchuang@chromium.org>
Tested-by: Justin Chuang <jchuang@chromium.org>
3 files changed