[Telemetry] Explicitly define Name() method for all perf benchmarks

tools/perf/benchmarks/spaceport.py

 # Copyright 2012 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.
 
 """Runs spaceport.io's PerfMarks benchmark."""
 
 import logging
 import os
 
 from telemetry import benchmark
@@ skipping 89 matching lines @@
   """spaceport.io's PerfMarks benchmark.
 
   http://spaceport.io/community/perfmarks
 
   This test performs 3 animations (rotate, translate, scale) using a variety of
   methods (css, webgl, canvas, etc) and reports the number of objects that can
   be simultaneously animated while still achieving 30FPS.
   """
   test = _SpaceportMeasurement
 
+  @classmethod
+  def Name(cls):
+    return 'spaceport'
+
   def CreatePageSet(self, options):
     spaceport_dir = os.path.join(util.GetChromiumSrcDir(), 'chrome', 'test',
         'data', 'third_party', 'spaceport')
     ps = page_set.PageSet(file_path=spaceport_dir)
     ps.AddUserStory(page_module.Page('file://index.html', ps, ps.base_dir))
     return ps