If location services are turned off, have the BT chooser prompt the user to turn them on.

device/bluetooth/test/bluetooth_test_android.cc

 // Copyright 2015 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.
 
 #include "device/bluetooth/test/bluetooth_test_android.h"
 
 #include <iterator>
 #include <sstream>
 
 #include "base/android/jni_array.h"
@@ skipping 55 matching lines @@
   adapter_ =
       BluetoothAdapterAndroid::Create(j_fake_bluetooth_adapter_.obj()).get();
 }
 
 bool BluetoothTestAndroid::DenyPermission() {
   Java_FakeBluetoothAdapter_denyPermission(AttachCurrentThread(),
                                            j_fake_bluetooth_adapter_.obj());
   return true;
 }
 
+void BluetoothTestAndroid::TurnOffLocationServices() {
+  Java_FakeBluetoothAdapter_turnOffLocationServices(
+      AttachCurrentThread(), j_fake_bluetooth_adapter_.obj());
+}
+
 BluetoothDevice* BluetoothTestAndroid::SimulateLowEnergyDevice(
     int device_ordinal) {
   TestBluetoothAdapterObserver observer(adapter_);
   Java_FakeBluetoothAdapter_simulateLowEnergyDevice(
       AttachCurrentThread(), j_fake_bluetooth_adapter_.obj(), device_ordinal);
   return observer.last_device();
 }
 
 void BluetoothTestAndroid::ForceIllegalStateException() {
   Java_FakeBluetoothAdapter_forceIllegalStateException(
@@ skipping 382 matching lines @@
 }
 
 void BluetoothTestAndroid::OnFakeAdapterStateChanged(
     JNIEnv* env,
     const JavaParamRef<jobject>& caller,
     const bool powered) {
   adapter_->NotifyAdapterPoweredChanged(powered);
 }
 
 }  // namespace device