[Android] Enable running uiautomator tests.

build/android/run_instrumentation_tests.py

Index: build/android/run_instrumentation_tests.py
diff --git a/build/android/run_instrumentation_tests.py b/build/android/run_instrumentation_tests.py
index 12a15105075621a0fd28372a15b48d76f57043bd..4522ce8ea4ec8c4684e628cc9af24b03f29d9952 100755
--- a/build/android/run_instrumentation_tests.py
+++ b/build/android/run_instrumentation_tests.py
@@ -4,7 +4,7 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-"""Runs both the Python and Java tests."""
+"""Runs both the Python and Java instrumentation tests."""
 
 import optparse
 import os
@@ -16,7 +16,6 @@ from pylib import constants
 from pylib import ports
 from pylib.base import test_result
 from pylib.host_driven import run_python_tests
-from pylib.instrumentation import apk_info
 from pylib.instrumentation import dispatch
 from pylib.utils import run_tests_helper
 from pylib.utils import test_options_parser
@@ -42,14 +41,12 @@ def DispatchInstrumentationTests(options):
     if not ports.ResetTestServerPortAllocation():
       raise Exception('Failed to reset test server port.')
 
-  start_date = int(time.time() * 1000)
   java_results = test_result.TestResults()
   python_results = test_result.TestResults()
 
   if options.run_java_tests:
-    java_results = dispatch.Dispatch(
-        options,
-        [apk_info.ApkInfo(options.test_apk_path, options.test_apk_jar_path)])
+    java_results = dispatch.Dispatch(options)
+
   if options.run_python_tests:
     python_results = run_python_tests.DispatchPythonTests(options)