[android] Make chromium.gpu.fyi bots use devil adb throughout.

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 56ae783b9620e8ae45de15521e8072cf32686eb5..04c6a662a0977fed7ab8d7839e843400b75432e6 100644
--- a/scripts/slave/recipe_modules/chromium_android/example.py
+++ b/scripts/slave/recipe_modules/chromium_android/example.py
@@ -109,6 +109,9 @@ BUILDERS = freeze({
     'telemetry_browser_tests_tester': {
         'run_telemetry_browser_tests': True,
     },
+    'use_devil_adb': {
+      'android_apply_config': ['use_devil_adb'],
+    }
 })
 
 from recipe_engine.recipe_api import Property
@@ -136,6 +139,9 @@ def RunSteps(api, buildername):
     api.chromium.c.env.ADB_VENDOR_KEYS = api.path['build'].join(
       'site_config', '.adb_key')
 
+  for c in config.get('android_apply_config', []):
+    api.chromium_android.apply_config(c)
+
   api.chromium_android.init_and_sync(
       use_bot_update=False, use_git_cache=config.get('use_git_cache', True))
 
@@ -179,6 +185,8 @@ def RunSteps(api, buildername):
         remove_system_webview=config.get('remove_system_webview', False),
         disable_system_chrome=config.get('disable_system_chrome', False))
 
+    api.chromium_android.common_tests_setup_steps()
+
   except api.step.StepFailure as f:
     failure = f