Reland again [Telemetry] Refactor Chrome devtools tracing

tools/telemetry/telemetry/internal/app/android_process.py

Index: tools/telemetry/telemetry/internal/app/android_process.py
diff --git a/tools/telemetry/telemetry/internal/app/android_process.py b/tools/telemetry/telemetry/internal/app/android_process.py
index 0b0dee9d002b14e0c834825b2c95afc91e56533e..3c9a2943b1827b2d2ae86e3b1af6dd117fe2acb0 100644
--- a/tools/telemetry/telemetry/internal/app/android_process.py
+++ b/tools/telemetry/telemetry/internal/app/android_process.py
@@ -39,7 +39,8 @@ class AndroidProcess(object):
     if self._devtools_client is None:
       self._app_backend.platform_backend.ForwardHostToDevice(
           self._local_port, self._remote_devtools_port)
-      if devtools_client_backend.IsDevToolsAgentAvailable(self._local_port):
+      if devtools_client_backend.IsDevToolsAgentAvailable(
+          self._local_port, self._app_backend):
         self._devtools_client = devtools_client_backend.DevToolsClientBackend(
             self._local_port, self._remote_devtools_port, self._app_backend)