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

tools/telemetry/telemetry/cros_browser_backend.py

Index: tools/telemetry/telemetry/cros_browser_backend.py
diff --git a/tools/telemetry/telemetry/cros_browser_backend.py b/tools/telemetry/telemetry/cros_browser_backend.py
index 0e89334bc665aa8994703b467d166e4ba7e1c4bf..7347d5177916c6c450b0623d2ce96016760e1f0b 100644
--- a/tools/telemetry/telemetry/cros_browser_backend.py
+++ b/tools/telemetry/telemetry/cros_browser_backend.py
@@ -20,6 +20,7 @@ class CrOSBrowserBackend(browser_backend.BrowserBackend):
 
     self._remote_debugging_port = self._cri.GetRemotePort()
     self._login_ext_dir = '/tmp/chromeos_login_ext'
+    self._auto_ext_dir = '/tmp/auto_provider'
 
     # Ensure the UI is running and logged out.
     self._RestartUI()
@@ -36,6 +37,14 @@ class CrOSBrowserBackend(browser_backend.BrowserBackend):
     cri.PushFile(
         os.path.join(os.path.dirname(__file__), 'chromeos_login_ext'), '/tmp/')
     cri.GetCmdOutput(['chown', '-R', 'chronos:chronos', self._login_ext_dir])
+    # Push the automation provider extension to the device.

[nduca, 2012/12/07 19:23:47]

looks like you forgot to make this file do the iteration. You got the others.

[zel, 2012/12/12 21:03:42]

iteration? what iteration?

+    # TODO(zelidrag): Make a call if this component should live in rootfs
+    # of CrOS test images or be pushed over the wire this way.
+    logging.info('Copying automation provider extension to the device')
+    cri.PushFile(
+        os.path.join(os.path.dirname(__file__), '..', '..', 'telemetry_auto',
+                     'data', 'auto_provider'), '/tmp/')
+    cri.GetCmdOutput(['chown', '-R', 'chronos:chronos', self._auto_ext_dir])
 
     # Restart Chrome with the login extension and remote debugging.
     logging.info('Restarting Chrome with flags and login')
@@ -88,6 +97,7 @@ class CrOSBrowserBackend(browser_backend.BrowserBackend):
             '--force-compositing-mode',
             '--remote-debugging-port=%i' % self._remote_debugging_port,
             '--auth-ext-path=%s' % self._login_ext_dir,
+            '--load-component-extension=%s' % self._auto_ext_dir,
             '--start-maximized'])
 
     return args
@@ -106,6 +116,10 @@ class CrOSBrowserBackend(browser_backend.BrowserBackend):
       self._cri.RmRF(self._login_ext_dir)
       self._login_ext_dir = None
 
+    if self._auto_ext_dir:
+      self._cri.RmRF(self._auto_ext_dir)
+      self._auto_ext_dir = None
+
     self._cri = None
 
   def IsBrowserRunning(self):