cablev2: only send one batch to AOA devices.

We already skipped splitting batches for caBLE devices, but AOA is a
different transport. But it needs the same accommodation.

BUG=1002262

Change-Id: I1dbe58516464ba1cd1294327b4b42f277e16e949
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2463810
Commit-Queue: Adam Langley <agl@chromium.org>
Reviewed-by: Martin Kreichgauer <martinkr@google.com>
Cr-Commit-Position: refs/heads/master@{#816797}

device/fido/make_credential_task.cc

@@ -359,8 +359,9 @@ FilterAndBatchCredentialDescriptors(
   DCHECK_EQ(device.supported_protocol(), ProtocolVersion::kCtap2);
   DCHECK(device.device_info().has_value());
 
-  if (device.DeviceTransport() ==
-      FidoTransportProtocol::kCloudAssistedBluetoothLowEnergy) {
+  const auto transport = device.DeviceTransport();
+  if (transport == FidoTransportProtocol::kCloudAssistedBluetoothLowEnergy ||
+      transport == FidoTransportProtocol::kAndroidAccessory) {
     // caBLE devices might not support silent probing, so just put everything
     // into one batch that can will be sent in a non-probing request.
     return {in};