Make android's run_instrumentation_suite() use generated wrapper scripts

scripts/slave/recipe_modules/chromium_android/example.py

Index: scripts/slave/recipe_modules/chromium_android/example.py
diff --git a/scripts/slave/recipe_modules/chromium_android/example.py b/scripts/slave/recipe_modules/chromium_android/example.py
index 8d5d08468e1da3288618a66cd22576a1055fb2cb..d93032f27687eca4df06941a0b0ecdd6d96346a8 100644
--- a/scripts/slave/recipe_modules/chromium_android/example.py
+++ b/scripts/slave/recipe_modules/chromium_android/example.py
@@ -189,6 +189,7 @@ def RunSteps(api, buildername):
       host_driven_root=api.path['checkout'].join('chrome', 'test'),
       timeout_scale=config.get('timeout_scale'),
       strict_mode=config.get('strict_mode'),
+      additional_apks=['Additional.apk'],
       step_test_data=lambda: api.raw_io.test_api.output(
           'logging...\nbeep\nboop\bbop'),
       device_flags=config.get('device_flags'))