Android: Add test runner scripts to run content_browsertests.

build/android/pylib/constants.py

Index: build/android/pylib/constants.py
diff --git a/build/android/pylib/constants.py b/build/android/pylib/constants.py
index 6d5d73b423c0ac03af0410f08fb22b311af3faa8..51c5cf1834244f5ff744ac0afb7efb6f26b2a06f 100644
--- a/build/android/pylib/constants.py
+++ b/build/android/pylib/constants.py
@@ -31,6 +31,15 @@ CHROMIUM_TEST_SHELL_DEVTOOLS_SOCKET = 'chromium_testshell_devtools_remote'
 CHROMIUM_TEST_SHELL_HOST_DRIVEN_DIR = os.path.join(
     CHROME_DIR, 'chrome', 'android')
 
+GTEST_TEST_PACKAGE_NAME = 'org.chromium.native_test'
+GTEST_TEST_AVTICITY_NAME = 'org.chromium.native_test.ChromeNativeTestActivity'
+GTEST_COMMAND_LINE_FILE = 'chrome-native-tests-command-line'
+
+BROWSERTEST_TEST_PACKAGE_NAME = 'org.chromium.content_browsertests_apk'
+BROWSERTEST_TEST_ACTIVITY_NAME = (
+    'org.chromium.content_browsertests_apk.ContentBrowserTestsActivity')
+BROWSERTEST_COMMAND_LINE_FILE = 'content-browser-tests-command-line'
+
 # Ports arrangement for various test servers used in Chrome for Android.
 # Lighttpd server will attempt to use 9000 as default port, if unavailable it
 # will find a free port from 8001 - 8999.