Geolocation: extract ContentBrowserClient methods specific to Geolocation into a class

content/public/browser/geolocation_provider.cc

Index: content/public/browser/geolocation_provider.cc
diff --git a/content/public/browser/geolocation_provider.cc b/content/public/browser/geolocation_provider.cc
new file mode 100644
index 0000000000000000000000000000000000000000..738bb9d51f774b3c4108a6f739f8f9b7d7fa0985
--- /dev/null
+++ b/content/public/browser/geolocation_provider.cc
@@ -0,0 +1,23 @@
+// Copyright 2016 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 "content/public/browser/geolocation_provider.h"
+
+namespace content {
+
+bool GeolocationProvider::Delegate::UseNetworkLocationProviders() {
+  return true;
+}
+
+AccessTokenStore*
+GeolocationProvider::Delegate::CreateAccessTokenStore() {
+  return nullptr;
+}
+
+LocationProvider*
+GeolocationProvider::Delegate::OverrideSystemLocationProvider() {
+  return nullptr;
+}
+
+}  // namespace content