Index: chrome/browser/content_settings/permission_observer.h |
diff --git a/chrome/browser/content_settings/permission_observer.h b/chrome/browser/content_settings/permission_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4713c287239e52537d90cb558a15b72421495d34 |
--- /dev/null |
+++ b/chrome/browser/content_settings/permission_observer.h |
@@ -0,0 +1,47 @@ |
+// 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. |
+ |
+#ifndef CHROME_BROWSER_CONTENT_SETTINGS_PERMISSION_OBSERVER_H_ |
+#define CHROME_BROWSER_CONTENT_SETTINGS_PERMISSION_OBSERVER_H_ |
+ |
+#include "base/callback.h" |
+#include "base/id_map.h" |
+#include "base/macros.h" |
+#include "components/content_settings/core/browser/content_settings_observer.h" |
+#include "components/content_settings/core/common/content_settings.h" |
+#include "components/keyed_service/core/keyed_service.h" |
+ |
+class Profile; |
+ |
+class PermissionObserver : public KeyedService, |
+ public content_settings::Observer { |
+ public: |
+ using PermissionChangeCallback = base::Callback<void(ContentSetting)>; |
+ |
+ explicit PermissionObserver(Profile* profile); |
+ ~PermissionObserver() override; |
+ |
+ int Subscribe(ContentSettingsType content_type, |
+ const GURL& requesting_origin, |
+ const GURL& embedding_origin, |
+ const PermissionChangeCallback& callback); |
+ void Unsubscribe(int subscription_id); |
+ |
+ private: |
+ struct Subscription; |
+ using SubscriptionsMap = IDMap<Subscription, IDMapOwnPointer>; |
+ |
+ // content_settings::Observer implementation. |
+ void OnContentSettingChanged(const ContentSettingsPattern& primary_pattern, |
+ const ContentSettingsPattern& secondary_pattern, |
+ ContentSettingsType content_type, |
+ std::string resource_identifier) override; |
+ |
+ Profile* profile_; |
+ SubscriptionsMap subscriptions_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(PermissionObserver); |
+}; |
+ |
+#endif // CHROME_BROWSER_CONTENT_SETTINGS_PERMISSION_OBSERVER_H_ |