Telemetry: Fix exact_matches in telemetry.test_runner.

content/test/gpu/gpu_tests/gpu_rasterization.py

 # Copyright 2014 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 cloud_storage_test_base
 import optparse
 import page_sets
 
 
 test_harness_script = r"""
@@ skipping 49 matching lines @@
         screenshot,
         page.expectations,
         device_pixel_ratio)
 
 
 class GpuRasterization(cloud_storage_test_base.TestBase):
   """Tests that GPU rasterization produces valid content"""
   test = _GpuRasterizationValidator
   page_set = page_sets.GpuRasterizationTestsPageSet
 
+  @classmethod
+  def Name(cls):
+    return "gpu_rasterization"
+
   def CreatePageSet(self, options):
     page_set = super(GpuRasterization, self).CreatePageSet(options)
     for page in page_set.pages:
       page.script_to_evaluate_on_commit = test_harness_script
     return page_set