The chrome.lockScreen.data API implementation

extensions/browser/api/lock_screen_data/lock_screen_data_api.h

 // Copyright 2017 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_API_LOCK_SCREEN_DATA_LOCK_SCREEN_DATA_API_H_
 #define EXTENSIONS_BROWSER_API_LOCK_SCREEN_DATA_LOCK_SCREEN_DATA_API_H_
 
+#include <memory>
+#include <vector>
+
 #include "base/macros.h"
 #include "extensions/browser/extension_function.h"
 
 namespace extensions {
 
+namespace lock_screen_data {
+enum class OperationResult;
+}
+
 class LockScreenDataCreateFunction : public UIThreadExtensionFunction {
  public:
   LockScreenDataCreateFunction();
 
  private:
   ~LockScreenDataCreateFunction() override;
 
   ResponseAction Run() override;
 
   DECLARE_EXTENSION_FUNCTION("lockScreen.data.create", LOCKSCREENDATA_CREATE);
@@ skipping 15 matching lines @@
 
 class LockScreenDataGetContentFunction : public UIThreadExtensionFunction {
  public:
   LockScreenDataGetContentFunction();
 
  private:
   ~LockScreenDataGetContentFunction() override;
 
   ResponseAction Run() override;
 
+  void OnDone(lock_screen_data::OperationResult result,
+              std::unique_ptr<std::vector<char>> data);
+
   DECLARE_EXTENSION_FUNCTION("lockScreen.data.getContent",
                              LOCKSCREENDATA_GETCONTENT);
   DISALLOW_COPY_AND_ASSIGN(LockScreenDataGetContentFunction);
 };
 
 class LockScreenDataSetContentFunction : public UIThreadExtensionFunction {
  public:
   LockScreenDataSetContentFunction();
 
  private:
   ~LockScreenDataSetContentFunction() override;
 
   ResponseAction Run() override;
 
+  void OnDone(lock_screen_data::OperationResult result);
+
   DECLARE_EXTENSION_FUNCTION("lockScreen.data.setContent",
                              LOCKSCREENDATA_SETCONTENT);
   DISALLOW_COPY_AND_ASSIGN(LockScreenDataSetContentFunction);
 };
 
 class LockScreenDataDeleteFunction : public UIThreadExtensionFunction {
  public:
   LockScreenDataDeleteFunction();
 
  private:
   ~LockScreenDataDeleteFunction() override;
 
   ResponseAction Run() override;
 
   DECLARE_EXTENSION_FUNCTION("lockScreen.data.delete", LOCKSCREENDATA_DELETE);
 
   DISALLOW_COPY_AND_ASSIGN(LockScreenDataDeleteFunction);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_LOCK_SCREEN_DATA_LOCK_SCREEN_DATA_API_H_