Fix call to run telemetry_unittests.

build/android/buildbot/bb_device_steps.py

Index: build/android/buildbot/bb_device_steps.py
diff --git a/build/android/buildbot/bb_device_steps.py b/build/android/buildbot/bb_device_steps.py
index 5d0181337a92c0ee4677226a8bd04ddef4a5d2b9..400af3bb9bb357b195f32f01ce3cd3a3024f02b4 100755
--- a/build/android/buildbot/bb_device_steps.py
+++ b/build/android/buildbot/bb_device_steps.py
@@ -473,8 +473,18 @@ def RunUnitTests(options):
 
 
 def RunTelemetryUnitTests(options):

[tonyg, 2014/11/20 00:40:05]

This is a copy/paste from RunTelemetryPerfUnitTests except for the path to
run_tests. Can we parameterize and share code here to avoid them getting out of
sync again?

-  suites = gtest_config.TELEMETRY_EXPERIMENTAL_TEST_SUITES
-  RunTestSuites(options, suites)
+  """Runs the telemetry unit tests.
+
+  Args:
+    options: options object.
+  """
+  InstallApk(options, INSTRUMENTATION_TESTS['ChromeShell'], False)
+  args = ['--browser', 'android-chrome-shell']
+  devices = android_commands.GetAttachedDevices()
+  if devices:
+    args = args + ['--device', devices[0]]
+  bb_annotations.PrintNamedStep('telemetry_unittests')
+  RunCmd(['tools/telemetry/run_tests'] + args)
 
 
 def RunInstrumentationTests(options):