OS: M71 

What steps will reproduce the problem?
(1) Run bluetooth_AdapterPairing.le.mouse test using the following command
test_that --debug  --autotest_dir ~/trunk/src/third_party/autotest/files/ $DUT_NOCTURNE bluetooth_AdapterPairing.le.mouse --args="CHAMELEON_HOST=$KENCH"

test_that --debug  --autotest_dir ~/trunk/src/third_party/autotest/files/ <dut_ip> bluetooth_AdapterPairing.le.mouse --args="CHAMELEON_HOST=<ip>"

What is the expected result?
Test passes

What happens instead?
Test fails
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse                          [  FAILED  ]
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse                            FAIL: Unhandled Fault: <Fault 1: '<type \'exceptions.Exception\'>:method "bluetooth_hog_mouse.CheckSerialConnection" is not supported'>
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse/bluetooth_AdapterPairing [  FAILED  ]
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse/bluetooth_AdapterPairing   FAIL: Unhandled Fault: <Fault 1: '<type \'exceptions.Exception\'>:method "bluetooth_hog_mouse.CheckSerialConnection" is not supported'>
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse/bluetooth_AdapterPairing   12/12 14:01:47.293 ERROR|bluetooth_adapter_:0062| GetCapabilities: <Fault 1: '<type \'exceptions.Exception\'>:method "bluetooth_hog_mouse.GetCapabilities" is not supported'>
/tmp/test_that_results_bbWXzS/results-1-bluetooth_AdapterPairing.le.mouse/bluetooth_AdapterPairing   12/12 14:01:47.293 ERROR|bluetooth_adapter_:0116| GetCapabilities failed the 1st time. Try to fix the serial device.



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