Revert of Disabling v8.infinite_scroll for mac and linux.

tools/perf/benchmarks/v8.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 os
 import shlex
 
 from core import path_util
 from core import perf_benchmark
 from page_sets import google_pages
 
@@ skipping 128 matching lines @@
 
   @classmethod
   def ShouldTearDownStateAfterEachStoryRun(cls):
     return True
 
 
 # Disabled on reference builds because they don't support the new
 # Tracing.requestMemoryDump DevTools API. See http://crbug.com/540022.
 @benchmark.Disabled('reference', 'android')  # crbug.com/579546
 @benchmark.Disabled('win')  # https://crbug.com/590747
-@benchmark.Disabled('mac', 'linux')  # https://crbug.com/595404
 class V8InfiniteScroll(_InfiniteScrollBenchmark):
   """Measures V8 GC metrics and memory usage while scrolling the top web pages.
   http://www.chromium.org/developers/design-documents/rendering-benchmarks"""
 
   page_set = page_sets.InfiniteScrollPageSet
 
   @classmethod
   def Name(cls):
     return 'v8.infinite_scroll'
 
@@ skipping 32 matching lines @@
     story_set = story.StorySet(
         archive_data_file=os.path.join(
             path_util.GetPerfStorySetsDir(), 'data', 'v8_pages.json'),
         cloud_storage_bucket=story.PARTNER_BUCKET)
     story_set.AddStory(google_pages.AdwordCampaignDesktopPage(story_set))
     return story_set
 
   @classmethod
   def Name(cls):
     return 'v8.adwords'