[Telemetry] Stop execution for unexpected exceptions

tools/perf/measurements/smoothness_unittest.py

Index: tools/perf/measurements/smoothness_unittest.py
diff --git a/tools/perf/measurements/smoothness_unittest.py b/tools/perf/measurements/smoothness_unittest.py
index 4a9ff7301160b8d20cf2a6089bf051c213ced7e8..572b1c2fcaf2cbf2ea5bc0a623298acb1f3498af 100644
--- a/tools/perf/measurements/smoothness_unittest.py
+++ b/tools/perf/measurements/smoothness_unittest.py
@@ -8,7 +8,6 @@ from metrics import power
 from telemetry.core import exceptions
 from telemetry.core import wpr_modes
 from telemetry.page import page
-from telemetry.page import page_test
 from telemetry.unittest_util import options_for_unittests
 from telemetry.unittest_util import page_test_test_case
 from telemetry.unittest_util import test
@@ -176,7 +175,7 @@ class SmoothnessUnitTest(page_test_test_case.PageTestTestCase):
     measurement = BuggyMeasurement()
     try:
       self.RunMeasurement(measurement, ps)
-    except page_test.TestNotSupportedOnPlatformFailure:
+    except exceptions.IntentionalException:

[nednguyen, 2014/12/13 00:20:23]

I am pretty sure that this is not the correct fix. The catch exception on the
left is for the case smoothness test isn't running on a supported platform.

[nednguyen, 2014/12/13 00:33:11]

nvm, TestNotSupportedOnPlatformFailure is only raised by screenshot. Not sure
what the catch statement was originally for.

       pass
 
     self.assertTrue(measurement.fake_power.start_called)