Clean up geolocation code now that it's all upstream.

chrome/browser/android/location_settings_impl.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 "chrome/browser/android/app_google_location_settings_helper.h"
+#include "chrome/browser/android/location_settings_impl.h"
 
 #include "base/android/jni_android.h"
-#include "base/android/jni_string.h"
 #include "jni/LocationSettings_jni.h"
 
 using base::android::AttachCurrentThread;
-using base::android::CheckException;
-using base::android::ScopedJavaLocalRef;
 
-AppGoogleLocationSettingsHelper::AppGoogleLocationSettingsHelper()
-    : GoogleLocationSettingsHelper() {
-}
+LocationSettingsImpl::LocationSettingsImpl() : LocationSettings() {}
 
-AppGoogleLocationSettingsHelper::~AppGoogleLocationSettingsHelper() {
-}
+LocationSettingsImpl::~LocationSettingsImpl() {}
 
 // TODO(finnur): Rename this function IsLocationEnabled.
-bool AppGoogleLocationSettingsHelper::IsSystemLocationEnabled() {
+bool LocationSettingsImpl::IsSystemLocationEnabled() {
   JNIEnv* env = AttachCurrentThread();
   return Java_LocationSettings_areAllLocationSettingsEnabled(env);
 }
 
 // Register native methods
 
-bool AppGoogleLocationSettingsHelper::Register(JNIEnv* env) {
+bool LocationSettingsImpl::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }