Remove hardcoding of appurify address information.

Add AMP support to test runner.

BUG=428729

Review URL: https://codereview.chromium.org/803643002

Cr-Commit-Position: refs/heads/master@{#308188}
diff --git a/build/android/test_runner.py b/build/android/test_runner.py
index a672273..657e7c2 100755
--- a/build/android/test_runner.py
+++ b/build/android/test_runner.py
@@ -134,12 +134,10 @@
                    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', default='http',
+  group.add_argument('--api-protocol',
                    help=('HTTP protocol to use. (http or https)'))
-  group.add_argument('--api-address', default='172.22.21.180',
-                   help=('Address to send HTTP requests.'))
-  group.add_argument('--api-port', default='80',
-                   help=('Port to send HTTP requests to.'))
+  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', default='',