[Android] Refactor the native test wrappers.

build/android/pylib/gtest/gtest_test_instance.py

Index: build/android/pylib/gtest/gtest_test_instance.py
diff --git a/build/android/pylib/gtest/gtest_test_instance.py b/build/android/pylib/gtest/gtest_test_instance.py
index b6f83b31b2e97637c55036da84b6c9b28f6f5d28..403ed58723537a638d82e09857f22a10ac74b0ea 100644
--- a/build/android/pylib/gtest/gtest_test_instance.py
+++ b/build/android/pylib/gtest/gtest_test_instance.py
@@ -17,6 +17,22 @@ sys.path.append(os.path.join(
 import unittest_util
 
 
+BROWSER_TEST_FLAGS = [
+  # content::kSingleProcessTestsFlag
+  '--single_process',

[Ted C, 2015/05/05 23:11:17]

Any reason we don't add these in the java side activities at this point?

[jbudorick, 2015/05/06 18:00:00]

Nope, and it's cleaner to do so.

+
+  # switches::kUseFakeDeviceForMediaStream
+  '--use-fake-device-for-media-stream',
+
+  # switches::kUseFakeUIForMediaStream,
+  '--use-fake-ui-for-media-stream',
+]
+BROWSER_TEST_SUITES = [
+  'components_browsertests',
+  'content_browsertests',
+]
+
+
 # Used for filtering large data deps at a finer grain than what's allowed in
 # isolate files since pushing deps to devices is expensive.
 # Wildcards are allowed.
@@ -92,16 +108,14 @@ class GtestTestInstance(test_instance.TestInstance):
       raise ValueError('Platform mode currently supports only 1 gtest suite')
     self._suite = args.suite_name[0]
 
-    if (self._suite == 'content_browsertests' or
-        self._suite == 'components_browsertests'):
-      error_func('%s are not currently supported '
-                 'in platform mode.' % self._suite)
-      self._apk_path = os.path.join(
-          constants.GetOutDirectory(), 'apks', '%s.apk' % self._suite)
+    if self._suite in BROWSER_TEST_SUITES:
+      self._flags = BROWSER_TEST_FLAGS
     else:
-      self._apk_path = os.path.join(
-          constants.GetOutDirectory(), '%s_apk' % self._suite,
-          '%s-debug.apk' % self._suite)
+      self._flags = []
+
+    self._apk_path = os.path.join(
+        constants.GetOutDirectory(), '%s_apk' % self._suite,
+        '%s-debug.apk' % self._suite)
     self._exe_path = os.path.join(constants.GetOutDirectory(),
                                   self._suite)
     if not os.path.exists(self._apk_path):
@@ -237,6 +251,10 @@ class GtestTestInstance(test_instance.TestInstance):
     return self._exe_path
 
   @property
+  def flags(self):
+    return self._flags
+
+  @property
   def suite(self):
     return self._suite