[Andoid] Threaded TestRunner creation and SetUp and TearDown calls.

build/android/pylib/gtest/test_runner.py

Index: build/android/pylib/gtest/test_runner.py
diff --git a/build/android/pylib/gtest/test_runner.py b/build/android/pylib/gtest/test_runner.py
index 0ecc9c5a787cb39ded4e5a47234bfe524329793b..917ed40129cfa1316273e9358cd9ee4db757eb87 100644
--- a/build/android/pylib/gtest/test_runner.py
+++ b/build/android/pylib/gtest/test_runner.py
@@ -254,6 +254,7 @@ class TestRunner(base_test_runner.BaseTestRunner):
       return test_results, None
 
     try:
+      self.test_package.ClearApplicationState()
       self.test_package.CreateTestRunnerScript(test, self._test_arguments)
       test_results = self.test_package.RunTestsAndListResults()
     except errors.DeviceUnresponsiveError as e:
@@ -275,7 +276,6 @@ class TestRunner(base_test_runner.BaseTestRunner):
   def SetUp(self):
     """Sets up necessary test enviroment for the test suite."""
     super(TestRunner, self).SetUp()
-    self.adb.ClearApplicationState(constants.CHROME_PACKAGE)
     self.StripAndCopyFiles()
     if _TestSuiteRequiresMockTestServer(self.test_package.test_suite_basename):
       self.LaunchChromeTestServerSpawner()