[tools] Explicit timeout keyword in WaitForJavaScriptCondition

tools/perf/page_sets/repaint_helpers.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.
 
 from telemetry.page import legacy_page_test
 
 
 def Repaint(action_runner, mode='viewport', width=None, height=None):
   action_runner.WaitForJavaScriptCondition(
-    'document.readyState == "complete"', 90)
+    'document.readyState == "complete"', timeout_in_seconds=90)
   # Rasterize only what's visible.
   action_runner.ExecuteJavaScript(
       'chrome.gpuBenchmarking.setRasterizeOnlyVisibleContent();')
 
   args = {}
   args['mode'] = mode
   if width:
     args['width'] = width
   if height:
     args['height'] = height
@@ skipping 24 matching lines @@
           chrome.gpuBenchmarking.sendMessageToMicroBenchmark(
               """ + str(micro_benchmark_id) + """, {
                 "notify_done": true
               });
   """)
 
 
 def WaitThenRepaint(action_runner):
   action_runner.Wait(2)
   Repaint(action_runner)