Add linux3 build support to chromium (base repository)

chrome/test/webdriver/chromedriver_launcher.py

 #!/usr/bin/python
 # Copyright (c) 2011 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.
 
 """Launches and kills ChromeDriver.
 
 For ChromeDriver documentation, refer to:
   http://dev.chromium.org/developers/testing/webdriver-for-chrome
 """
@@ skipping 48 matching lines @@
       a list of directories that would be searched for the executable
     """
     script_dir = os.path.dirname(__file__)
     chrome_src = os.path.abspath(os.path.join(
         script_dir, os.pardir, os.pardir, os.pardir))
     bin_dirs = {
       'linux2': [ os.path.join(chrome_src, 'out', 'Debug'),
                   os.path.join(chrome_src, 'sconsbuild', 'Debug'),
                   os.path.join(chrome_src, 'out', 'Release'),
                   os.path.join(chrome_src, 'sconsbuild', 'Release')],
+      'linux3': [ os.path.join(chrome_src, 'out', 'Debug'),
+                  os.path.join(chrome_src, 'sconsbuild', 'Debug'),
+                  os.path.join(chrome_src, 'out', 'Release'),
+                  os.path.join(chrome_src, 'sconsbuild', 'Release')],
       'darwin': [ os.path.join(chrome_src, 'xcodebuild', 'Debug'),
                   os.path.join(chrome_src, 'xcodebuild', 'Release')],
       'win32':  [ os.path.join(chrome_src, 'chrome', 'Debug'),
                   os.path.join(chrome_src, 'build', 'Debug'),
                   os.path.join(chrome_src, 'chrome', 'Release'),
                   os.path.join(chrome_src, 'build', 'Release')],
     }
     return [os.getcwd()] + bin_dirs.get(sys.platform, [])
 
   @staticmethod
@@ skipping 115 matching lines @@
     self._process = None
 
   def GetURL(self):
     url = 'http://localhost:' + str(self._port)
     if self._url_base:
       url += self._url_base
     return url
 
   def GetPort(self):
     return self._port