Try fixing telemetry on CrOS

telemetry/telemetry/internal/platform/android_platform_backend.py

Index: telemetry/telemetry/internal/platform/android_platform_backend.py
diff --git a/telemetry/telemetry/internal/platform/android_platform_backend.py b/telemetry/telemetry/internal/platform/android_platform_backend.py
index 33489ed39ad517bd01f7d664a14de5c3b7788eda..60ae2bbc153bb65ddc00131abceef0d4d1bc8cce 100644
--- a/telemetry/telemetry/internal/platform/android_platform_backend.py
+++ b/telemetry/telemetry/internal/platform/android_platform_backend.py
@@ -42,12 +42,6 @@ from devil.android.perf import thermal_throttle
 from devil.android.sdk import version_codes
 from devil.android.tools import video_recorder
 
-try:
-  # devil.android.forwarder uses fcntl, which doesn't exist on Windows.
-  from devil.android import forwarder
-except ImportError:
-  forwarder = None
-
 try:
   from devil.android.perf import surface_stats_collector
 except Exception:
@@ -149,10 +143,6 @@ class AndroidPlatformBackend(
       return 'aosp' in description
     return False
 
-
-  def GetRemotePort(self, port):
-    return forwarder.Forwarder.DevicePortForHostPort(port) or 0
-
   def IsDisplayTracingSupported(self):
     return bool(self.GetOSVersionName() >= 'J')