Upstream version 9.38.198.0
[platform/framework/web/crosswalk.git] / src / extensions / browser / api / extensions_api_client.cc
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "extensions/browser/api/extensions_api_client.h"
6
7 #include "base/logging.h"
8
9 namespace extensions {
10 namespace {
11
12 ExtensionsAPIClient* g_instance = NULL;
13
14 }  // namespace
15
16 ExtensionsAPIClient::ExtensionsAPIClient() { g_instance = this; }
17
18 ExtensionsAPIClient::~ExtensionsAPIClient() { g_instance = NULL; }
19
20 // static
21 ExtensionsAPIClient* ExtensionsAPIClient::Get() { return g_instance; }
22
23 void ExtensionsAPIClient::AddAdditionalValueStoreCaches(
24     content::BrowserContext* context,
25     const scoped_refptr<SettingsStorageFactory>& factory,
26     const scoped_refptr<ObserverListThreadSafe<SettingsObserver> >& observers,
27     std::map<settings_namespace::Namespace, ValueStoreCache*>* caches) {}
28
29 bool ExtensionsAPIClient::AppViewInternalAttachFrame(
30     content::BrowserContext* browser_context,
31     const GURL& url,
32     int guest_instance_id,
33     const std::string& guest_extension_id) {
34   return false;
35 }
36
37 bool ExtensionsAPIClient::AppViewInternalDenyRequest(
38     content::BrowserContext* browser_context,
39     int guest_instance_id,
40     const std::string& guest_extension_id) {
41   return false;
42 }
43
44 device::HidService* ExtensionsAPIClient::GetHidService() {
45   // This should never be called by clients which don't support the HID API.
46   NOTIMPLEMENTED();
47   return NULL;
48 }
49
50 }  // namespace extensions