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

tools/telemetry/telemetry/browser.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.
 import os
 
 from telemetry import temporary_http_server
 from telemetry import browser_credentials
 from telemetry import wpr_modes
 from telemetry import wpr_server
 
@@ skipping 33 matching lines @@
   @property
   def is_content_shell(self):
     """Returns whether this browser is a content shell, only."""
     return self._backend.is_content_shell
 
   @property
   def supports_tab_control(self):
     return self._backend.supports_tab_control
 
   @property
+  def extensions(self):
+    return self._backend.extensions
+
+  @property
   def tabs(self):
     return self._backend.tabs
 
   @property
   def supports_tracing(self):
     return self._backend.supports_tracing
 
   def StartTracing(self):
     return self._backend.StartTracing()
 
   def StopTracing(self):
     return self._backend.StopTracing()
 
   def GetTrace(self):
     return self._backend.GetTrace()
 
+  def ConnectToExtensionPage(self, extension_id):
+    return self._backend.ConnectToExtensionPage(self, extension_id)
+
+  def ConnectToPageByUrl(self, url):
+    return self._backend.ConnectToPageByUrl(self, url)
+
   def Close(self):
     """Closes this browser."""
     if self._wpr_server:
       self._wpr_server.Close()
       self._wpr_server = None
 
     if self._http_server:
       self._http_server.Close()
       self._http_server = None
 
@@ skipping 40 matching lines @@
     self._wpr_server = wpr_server.ReplayServer(
         self._backend,
         archive_path,
         use_record_mode,
         self._backend.WEBPAGEREPLAY_HOST,
         self._backend.WEBPAGEREPLAY_HTTP_PORT,
         self._backend.WEBPAGEREPLAY_HTTPS_PORT)
 
   def GetStandardOutput(self):
     return self._backend.GetStandardOutput()