Proof of concept for running extension API stack through dev tools.

tools/telemetry/telemetry/desktop_browser_finder.py

 # Copyright (c) 2012 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.
 """Finds desktop browsers that can be controlled by telemetry."""
 
 import logging
 import os
 import subprocess
 import sys
 
 from telemetry import browser
 from telemetry import desktop_browser_backend
 from telemetry import platform
 from telemetry import possible_browser
 
 ALL_BROWSER_TYPES = ','.join([
     'exact',
     'release',
     'debug',
     'canary',
     'content-shell-debug',
     'content-shell-release',
     'system'])
 
 class PossibleDesktopBrowser(possible_browser.PossibleBrowser):
   """A desktop browser that can be controlled."""
 
   def __init__(self, browser_type, options, executable, is_content_shell):
-    super(PossibleDesktopBrowser, self).__init__(browser_type, options)
+    super(PossibleDesktopBrowser, self).__init__(
+        browser_type, options, not is_content_shell)
     self._local_executable = executable
     self._is_content_shell = is_content_shell
 
   def __repr__(self):
     return 'PossibleDesktopBrowser(browser_type=%s)' % self.browser_type
 
   def Create(self):
     backend = desktop_browser_backend.DesktopBrowserBackend(
         self._options, self._local_executable, self._is_content_shell)
     b = browser.Browser(backend, platform.Platform())
@@ skipping 104 matching lines @@
                     chromium_app_name, False):
         break
 
   if len(browsers) and not has_display:
     logging.warning(
       'Found (%s), but you do not have a DISPLAY environment set.' %
       ','.join([b.browser_type for b in browsers]))
     return []
 
   return browsers