telemetry: handle tests that are not supported on a platform.

tools/telemetry/telemetry/test.py

Index: tools/telemetry/telemetry/test.py
diff --git a/tools/telemetry/telemetry/test.py b/tools/telemetry/telemetry/test.py
index e5fcefbf12b3f05ba6b5a2f09ea95c8631f0484f..e79ef68a0d3950e7d89047a1cc83a74a0b19dada 100644
--- a/tools/telemetry/telemetry/test.py
+++ b/tools/telemetry/telemetry/test.py
@@ -16,6 +16,7 @@ from telemetry.page import page_runner
 from telemetry.page import cloud_storage
 from telemetry.page import page_set
 from telemetry.page import page_test
+from telemetry.page import page_test_results
 from telemetry.page import test_expectations
 
 
@@ -69,7 +70,12 @@ class Test(object):
 
     self._DownloadGeneratedProfileArchive(options)
 
-    results = page_runner.Run(test, ps, expectations, options)
+    results = page_test_results.PageTestResults()
+    try:
+      results = page_runner.Run(test, ps, expectations, options)
+    except page_test.TestNotSupportedOnPlatformFailure as failure:
+      logging.warning(str(failure))
+
     results.PrintSummary()
     return len(results.failures) + len(results.errors)