Componentize HostContentSettingsMap and content settings providers.

chrome/browser/content_settings/content_settings_mock_provider.h

-// Copyright (c) 2011 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_CONTENT_SETTINGS_MOCK_PROVIDER_H_
-#define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_MOCK_PROVIDER_H_
-
-#include <vector>
-
-#include "base/basictypes.h"
-#include "components/content_settings/core/browser/content_settings_observable_provider.h"
-#include "components/content_settings/core/browser/content_settings_origin_identifier_value_map.h"
-#include "components/content_settings/core/common/content_settings_pattern.h"
-#include "components/content_settings/core/common/content_settings_types.h"
-
-namespace content_settings {
-
-// The class MockProvider is a mock for a non default content settings provider.
-class MockProvider : public ObservableProvider {
- public:
-  MockProvider();
-  explicit MockProvider(bool read_only);
-  ~MockProvider() override;
-
-  RuleIterator* GetRuleIterator(ContentSettingsType content_type,
-                                const ResourceIdentifier& resource_identifier,
-                                bool incognito) const override;
-
-  // The MockProvider is only able to store one content setting. So every time
-  // this method is called the previously set content settings is overwritten.
-  bool SetWebsiteSetting(const ContentSettingsPattern& requesting_url_pattern,
-                         const ContentSettingsPattern& embedding_url_pattern,
-                         ContentSettingsType content_type,
-                         const ResourceIdentifier& resource_identifier,
-                         base::Value* value) override;
-
-  void ClearAllContentSettingsRules(ContentSettingsType content_type) override {
-  }
-
-  void ShutdownOnUIThread() override;
-
-  void set_read_only(bool read_only) {
-    read_only_ = read_only;
-  }
-
-  bool read_only() const {
-    return read_only_;
-  }
-
- private:
-  OriginIdentifierValueMap value_map_;
-  bool read_only_;
-
-  DISALLOW_COPY_AND_ASSIGN(MockProvider);
-};
-
-}  // namespace content_settings
-
-#endif  // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_MOCK_PROVIDER_H_