[Telemetry refactor] Drop "2" from method calls to JS API

tools/perf/measurements/multipage_skpicture_printer.py

 # Copyright 2016 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
 
 from telemetry.page import legacy_page_test
 
 
 class MultipageSkpicturePrinter(legacy_page_test.LegacyPageTest):
 
   def __init__(self, mskp_outdir):
     super(MultipageSkpicturePrinter, self).__init__()
     self._mskp_outdir = mskp_outdir
 
   def CustomizeBrowserOptions(self, options):
     options.AppendExtraBrowserArgs(['--enable-gpu-benchmarking',
                                     '--no-sandbox',
                                     '--enable-deferred-image-decoding'])
 
   def ValidateAndMeasurePage(self, page, tab, results):
     if tab.browser.platform.GetOSName() in ['android', 'chromeos']:
       raise legacy_page_test.MeasurementFailure(
           'Multipage SkPicture printing not supported on this platform')
 
     outpath = os.path.abspath(
         os.path.join(self._mskp_outdir, page.file_safe_name + '.mskp'))
     # Replace win32 path separator char '\' with '\\'.
     outpath = outpath.replace('\\', '\\\\')
-    tab.EvaluateJavaScript2(
+    tab.EvaluateJavaScript(
         'chrome.gpuBenchmarking.printPagesToSkPictures({{ outpath }});',
         outpath=outpath)