Revert of Add multiple device/os filtering and a config file.

build/android/test_runner.py

Index: build/android/test_runner.py
diff --git a/build/android/test_runner.py b/build/android/test_runner.py
index 803e79f8ccb5b5d2954fc2c43285fc110ef55eaa..6eb368af41e282a8ec1f87a174afd94ff203356c 100755
--- a/build/android/test_runner.py
+++ b/build/android/test_runner.py
@@ -121,40 +121,28 @@
 def AddRemoteDeviceOptions(parser):
   group = parser.add_argument_group('Remote Device Options')
 
-  group.add_argument('--trigger',
+  group.add_argument('--trigger', default='',
                      help=('Only triggers the test if set. Stores test_run_id '
                            'in given file path. '))
-  group.add_argument('--collect',
+  group.add_argument('--collect', default='',
                      help=('Only collects the test results if set. '
                            'Gets test_run_id from given file path.'))
-  group.add_argument('--remote-device', action='append',
+  group.add_argument('--remote-device', default='',
                      help='Device type to run test on.')
-  group.add_argument('--results-path',
+  group.add_argument('--remote-device-os', default='',
+                     help='OS to have on the device.')
+  group.add_argument('--results-path', default='',
                      help='File path to download results to.')
   group.add_argument('--api-protocol',
                      help='HTTP protocol to use. (http or https)')
-  group.add_argument('--api-address',
-                     help='Address to send HTTP requests.')
-  group.add_argument('--api-port',
-                     help='Port to send HTTP requests to.')
-  group.add_argument('--runner-type',
+  group.add_argument('--api-address', help='Address to send HTTP requests.')
+  group.add_argument('--api-port', help='Port to send HTTP requests to.')
+  group.add_argument('--runner-type', default='',
                      help='Type of test to run as.')
-  group.add_argument('--runner-package',
-                     help='Package name of test.')
-  group.add_argument('--device-type',
+  group.add_argument('--runner-package', help='Package name of test.')
+  group.add_argument('--device-type', default='Android',
                      choices=constants.VALID_DEVICE_TYPES,
                      help=('Type of device to run on. iOS or android'))
-  group.add_argument('--device-oem', action='append',
-                     help='Device OEM to run on.')
-  group.add_argument('--remote-device-file',
-                     help=('File with JSON to select remote device. '
-                           'Overrides all other flags.'))
-
-  device_os_group = group.add_mutually_exclusive_group()
-  device_os_group.add_argument('--remote-device-minimum-os',
-                               help='Minimum OS on device.')
-  device_os_group.add_argument('--remote-device-os', action='append',
-                               help='OS to have on the device.')
 
   api_secret_group = group.add_mutually_exclusive_group()
   api_secret_group.add_argument('--api-secret', default='',