Remove usage of bot_utils.GetDeviceAffinity in perf_data_generator

tools/perf/core/perf_data_generator_unittest.py

 # Copyright 2017 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 import unittest
 
 from core import perf_benchmark
 from core import perf_data_generator
 from core.perf_data_generator import BenchmarkMetadata
 
 from telemetry import benchmark
@@ skipping 116 matching lines @@
       def Name(cls):
         return 'not_blacklisted'
 
     swarming_dimensions = [
         {'os': 'SkyNet', 'id': 'T-850', 'pool': 'T-RIP', 'device_ids': ['a']}
     ]
     test_config = {
         'platform': 'android',
         'swarming_dimensions': swarming_dimensions,
     }
+    sharding_map = {'1': {'blacklisted': 0, 'not_blacklisted': 0}}
     benchmarks = [BlacklistedBenchmark, NotBlacklistedBenchmark]
     tests = perf_data_generator.generate_telemetry_tests(
-        test_config, benchmarks, None, ['blacklisted'])
+        test_config, benchmarks, sharding_map, ['blacklisted'])
 
     generated_test_names = set(t['name'] for t in tests)
     self.assertEquals(
         generated_test_names,
         {'blacklisted', 'not_blacklisted', 'not_blacklisted.reference'})
 
   def testShouldBenchmarkBeScheduledNormal(self):
     class bench(perf_benchmark.PerfBenchmark):
       pass
 
@@ skipping 31 matching lines @@
   def testShouldBenchmarkBeScheduledOnMobileMobileTestDisabled(self):
     @decorators.Disabled('android')
     class bench(perf_benchmark.PerfBenchmark):
       pass
 
     self.assertEqual(
         perf_data_generator.ShouldBenchmarkBeScheduled(bench(), 'android'),
         False)