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

device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java

Index: device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java
diff --git a/device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java b/device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java
index 35d2dbcaf67247147ba9b0ac1642c6962269b0c7..b95707717a8ec3499fd235675bacc247f6f5e03d 100644
--- a/device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java
+++ b/device/bluetooth/test/android/java/src/org/chromium/device/bluetooth/Fakes.java
@@ -13,6 +13,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.location.LocationManager;
 
 import android.os.Build;
 import android.os.ParcelUuid;
@@ -71,6 +72,11 @@ class Fakes {
             mFakeContext.mPermissions.clear();
         }
 
+        @CalledByNative("FakeBluetoothAdapter")
+        public void turnOffLocationServices() {
+            mFakeContext.mLocationProviders.clear();
+        }
+
         /**
          * Creates and discovers a new device.
          */
@@ -195,10 +201,12 @@ class Fakes {
      */
     static class FakeContext extends Wrappers.ContextWrapper {
         public final Set<String> mPermissions = new HashSet<String>();
+        public final Set<String> mLocationProviders = new HashSet<String>();
 
         public FakeContext() {
             super(null);
             mPermissions.add(Manifest.permission.ACCESS_COARSE_LOCATION);
+            mLocationProviders.add(LocationManager.NETWORK_PROVIDER);
         }
 
         @Override
@@ -207,6 +215,11 @@ class Fakes {
         }
 
         @Override
+        public Wrappers.LocationManagerWrapper getLocationManager() {
+            return new FakeLocationManager(mLocationProviders);
+        }
+
+        @Override
         public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) {
             return null;
         }
@@ -215,6 +228,19 @@ class Fakes {
         public void unregisterReceiver(BroadcastReceiver receiver) {}
     }
 
+    static class FakeLocationManager extends Wrappers.LocationManagerWrapper {
+        public final Set<String> mProviders;
+
+        FakeLocationManager(Set<String> providers) {
+            super(null);
+            mProviders = providers;
+        }
+
+        public boolean isProviderEnabled(String name) {
+            return mProviders.contains(name);
+        }
+    }
+
     /**
      * Fakes android.bluetooth.le.BluetoothLeScanner.
      */