Index: extensions/browser/updater/update_data_provider.h |
diff --git a/extensions/browser/updater/update_data_provider.h b/extensions/browser/updater/update_data_provider.h |
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+++ b/extensions/browser/updater/update_data_provider.h |
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+// 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 EXTENSIONS_BROWSER_UPDATER_UPDATE_DATA_PROVIDER_H_ |
+#define EXTENSIONS_BROWSER_UPDATER_UPDATE_DATA_PROVIDER_H_ |
+ |
+#include <string> |
+#include <vector> |
+ |
+#include "base/callback.h" |
+#include "base/macros.h" |
+#include "base/memory/ref_counted.h" |
+ |
+namespace base { |
+class FilePath; |
+} |
+ |
+namespace content { |
+class BrowserContext; |
+} |
+ |
+namespace update_client { |
+struct CrxComponent; |
+} |
+ |
+namespace extensions { |
+ |
+// This class exists to let an UpdateClient retrieve information about a set of |
+// extensions it is doing an update check for. |
+class UpdateDataProvider : public base::RefCounted<UpdateDataProvider> { |
+ public: |
+ typedef base::Callback<void(content::BrowserContext* context, |
+ const std::string& /* extension_id */, |
+ const base::FilePath& /* temp_dir */)> |
+ InstallCallback; |
+ |
+ // We need a browser context to use when retrieving data for a set of |
+ // extension ids, as well as a callback for proceeding with installation |
+ // steps once the UpdateClient has downloaded and unpacked an update for an |
+ // extension. |
+ UpdateDataProvider(content::BrowserContext* context, |
+ const InstallCallback& callback); |
+ |
+ // Notify this object that the associated browser context is being shut down |
+ // the pointer to the context should be dropped and no more work should be |
+ // done. |
+ void Shutdown(); |
+ |
+ // Matches update_client::UpdateClient::CrxDataCallback |
+ void GetData(const std::vector<std::string>& ids, |
+ std::vector<update_client::CrxComponent>* data); |
+ |
+ private: |
+ friend class base::RefCounted<UpdateDataProvider>; |
+ ~UpdateDataProvider(); |
+ |
+ void RunInstallCallback(const std::string& extension_id, |
+ const base::FilePath& temp_dir); |
+ |
+ content::BrowserContext* context_; |
+ InstallCallback callback_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(UpdateDataProvider); |
+}; |
+ |
+} // namespace extensions |
+ |
+#endif // EXTENSIONS_BROWSER_UPDATER_UPDATE_DATA_PROVIDER_H_ |