[chromedriver] Use --disable-gpu on Linux32 bot for all tests.

chrome/test/chromedriver/client/chromedriver.py

 # Copyright 2013 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 platform
 import sys
-import platform
+import util
 
 import command_executor
 from command_executor import Command
 from webelement import WebElement
 
 ELEMENT_KEY_W3C = "element-6066-11e4-a52e-4f735466cecf"
 ELEMENT_KEY = "ELEMENT"
 
 class ChromeDriverException(Exception):
   pass
@@ skipping 109 matching lines @@
       options['androidPackage'] = android_package
       if android_activity:
         options['androidActivity'] = android_activity
       if android_process:
         options['androidProcess'] = android_process
       if android_use_running_app:
         options['androidUseRunningApp'] = android_use_running_app
     elif chrome_binary:
       options['binary'] = chrome_binary
 
-    # TODO(samuong): speculative fix for crbug.com/611886
-    if (sys.platform.startswith('linux') and
-        platform.architecture()[0] == '32bit'):
+    if sys.platform.startswith('linux') and not util.Is64Bit():
       if chrome_switches is None:
         chrome_switches = []
+      # Workaround for crbug.com/611886.
       chrome_switches.append('no-sandbox')
+      # https://bugs.chromium.org/p/chromedriver/issues/detail?id=1695
+      chrome_switches.append('disable-gpu')
 
     if chrome_switches:
       assert type(chrome_switches) is list
       options['args'] = chrome_switches
 
     if mobile_emulation:
       assert type(mobile_emulation) is dict
       options['mobileEmulation'] = mobile_emulation
 
     if chrome_extensions:
@@ skipping 357 matching lines @@
     self.ExecuteCommand(Command.DELETE_SCREEN_ORIENTATION)
 
   def SendKeys(self, *values):
     typing = []
     for value in values:
       if isinstance(value, int):
         value = str(value)
       for i in range(len(value)):
         typing.append(value[i])
     self.ExecuteCommand(Command.SEND_KEYS_TO_ACTIVE_ELEMENT, {'value': typing})