Android: Add test runner scripts to run content_browsertests.

build/android/pylib/gtest/test_sharder.py

Index: build/android/pylib/gtest/test_sharder.py
diff --git a/build/android/pylib/gtest/test_sharder.py b/build/android/pylib/gtest/test_sharder.py
index d7332cc16a70909da63c8b5cf479453fac405090..3ad740e60738646d0ebd7ba771d1b550c871563c 100644
--- a/build/android/pylib/gtest/test_sharder.py
+++ b/build/android/pylib/gtest/test_sharder.py
@@ -7,6 +7,7 @@ import logging
 import os
 
 from pylib import cmd_helper
+from pylib import constants
 from pylib.base import base_test_sharder
 from pylib.gtest import test_runner
 
@@ -68,7 +69,10 @@ class TestSharder(base_test_sharder.BaseTestSharder):
         self.tool,
         0,
         self.build_type,
-        self.in_webkit_checkout)
+        self.in_webkit_checkout,
+        'org.chromium.native_test',
+        'org.chromium.native_test.ChromeNativeTestActivity',
+        'chrome-native-tests-command-line')
     # The executable/apk needs to be copied before we can call GetAllTests.
     runner.test_package.StripAndCopyExecutable()
     all_tests = runner.test_package.GetAllTests()
@@ -101,4 +105,7 @@ class TestSharder(base_test_sharder.BaseTestSharder):
         self.timeout,
         self.cleanup_test_files, self.tool, index,
         self.build_type,
-        self.in_webkit_checkout)
+        self.in_webkit_checkout,
+        constants.GTEST_TEST_PACKAGE_NAME,
+        constants.GTEST_TEST_ACTIVITY_NAME,
+        constants.GTEST_COMMAND_LINE_FILE)