Add a LocationUtils class to give all Chromium Android code access to location helpers.

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

 // 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.
 
 package org.chromium.device.bluetooth;
 
-import android.Manifest;
 import android.annotation.TargetApi;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.le.ScanFilter;
 import android.bluetooth.le.ScanSettings;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 
 import android.os.Build;
 import android.os.ParcelUuid;
 
 import org.chromium.base.Log;
 import org.chromium.base.annotations.CalledByNative;
 import org.chromium.base.annotations.JNINamespace;
 
 import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
-import java.util.Set;
 import java.util.UUID;
 
 /**
  * Fake implementations of android.bluetooth.* classes for testing.
  *
  * Fakes are contained in a single file to simplify code. Only one C++ file may
  * access a Java file via JNI, and all of these classes are accessed by
  * bluetooth_test_android.cc. The alternative would be a C++ .h, .cc file for
  * each of these classes.
  */
@@ skipping 22 matching lines @@
 
         private FakeBluetoothAdapter(long nativeBluetoothTestAndroid) {
             super(null, new FakeContext());
             mNativeBluetoothTestAndroid = nativeBluetoothTestAndroid;
             mFakeContext = (FakeContext) mContext;
             mFakeScanner = new FakeBluetoothLeScanner();
         }
 
         @CalledByNative("FakeBluetoothAdapter")
         public void denyPermission() {
-            mFakeContext.mPermissions.clear();
+            mFakeContext.mHasLocation = false;
         }
 
         /**
          * Creates and discovers a new device.
          */
         @CalledByNative("FakeBluetoothAdapter")
         public void simulateLowEnergyDevice(int deviceOrdinal) {
             if (mFakeScanner == null) {
                 return;
             }
@@ skipping 105 matching lines @@
         @Override
         public boolean isDiscovering() {
             return false;
         }
     }
 
     /**
      * Fakes android.content.Context.
      */
     static class FakeContext extends Wrappers.ContextWrapper {
-        public final Set<String> mPermissions = new HashSet<String>();
+        public boolean mHasLocation = true;
 
         public FakeContext() {
             super(null);
-            mPermissions.add(Manifest.permission.ACCESS_COARSE_LOCATION);
         }
 
         @Override
-        public boolean checkPermission(String permission) {
-            return mPermissions.contains(permission);
+        public boolean hasAndroidLocationPermission() {
+            return mHasLocation;
         }
 
         @Override
         public Intent registerReceiver(BroadcastReceiver receiver, IntentFilter filter) {
             return null;
         }
 
         @Override
         public void unregisterReceiver(BroadcastReceiver receiver) {}
     }
@@ skipping 598 matching lines @@
             long nativeBluetoothTestAndroid, byte[] value);
 
     // Binds to BluetoothTestAndroid::OnFakeBluetoothGattReadDescriptor.
     private static native void nativeOnFakeBluetoothGattReadDescriptor(
             long nativeBluetoothTestAndroid);
 
     // Binds to BluetoothTestAndroid::OnFakeBluetoothGattWriteDescriptor.
     private static native void nativeOnFakeBluetoothGattWriteDescriptor(
             long nativeBluetoothTestAndroid, byte[] value);
 }