[tools/perf] Enable smoke coverage for all telemetry benchmarks

tools/perf/benchmarks/benchmark_smoke_unittest.py

Index: tools/perf/benchmarks/benchmark_smoke_unittest.py
diff --git a/tools/perf/benchmarks/benchmark_smoke_unittest.py b/tools/perf/benchmarks/benchmark_smoke_unittest.py
index 6be6499b6805d7fce926cc53adf04773bf33dc5d..7e9d67dff2b1122972d071bbb11bece3e1a7670f 100644
--- a/tools/perf/benchmarks/benchmark_smoke_unittest.py
+++ b/tools/perf/benchmarks/benchmark_smoke_unittest.py
@@ -84,6 +84,8 @@ def SmokeTestGenerator(benchmark):
 
 
 # The list of benchmark modules to be excluded from our smoke tests.
+# TODO(nednguyen): remove black listing by module & change this to black listing
+# by specific benchmark.
 _BLACK_LIST_TEST_MODULES = {
     image_decoding,  # Always fails on Mac10.9 Tests builder.
     indexeddb_perf,  # Always fails on Win7 & Android Tests builder.
@@ -113,18 +115,11 @@ def load_tests(loader, standard_tests, pattern):
   benchmarks_dir = os.path.dirname(__file__)
   top_level_dir = os.path.dirname(benchmarks_dir)
 
-  # Using the default of |index_by_class_name=False| means that if a module
-  # has multiple benchmarks, only the last one is returned.
   all_benchmarks = discover.DiscoverClasses(
-      benchmarks_dir, top_level_dir, benchmark_module.Benchmark,
-      index_by_class_name=False).values()
+      benchmarks_dir, top_level_dir, benchmark_module.Benchmark).values()
   for benchmark in all_benchmarks:
     if sys.modules[benchmark.__module__] in _BLACK_LIST_TEST_MODULES:
       continue
-    # TODO(tonyg): Smoke doesn't work with session_restore yet.
-    if (benchmark.Name().startswith('session_restore') or
-        benchmark.Name().startswith('skpicture_printer')):
-      continue
 
     if hasattr(benchmark, 'generated_profile_archive'):
       # We'd like to test these, but don't know how yet.