Introduce chrome.displaySource API

extensions/browser/api/display_source/display_source_api.h

+// 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_API_DISPLAY_SOURCE_DISPLAY_SOURCE_API_H_
+#define EXTENSIONS_BROWSER_API_DISPLAY_SOURCE_DISPLAY_SOURCE_API_H_
+
+#include "base/macros.h"
+#include "extensions/browser/api/display_source/display_source_connection_delegate.h"
+#include "extensions/browser/extension_function.h"
+
+namespace extensions {
+
+class DisplaySourceGetAvailableSinksFunction
+    : public UIThreadExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("displaySource.getAvailableSinks",
+                             DISPLAYSOURCE_GETAVAILABLESINKS);
+  DisplaySourceGetAvailableSinksFunction() = default;
+
+ protected:
+  ~DisplaySourceGetAvailableSinksFunction() override;
+  ResponseAction Run() final;
+
+ private:
+  void OnGetSinksCompleted(const DisplaySourceSinkInfoList& sinks);
+  void OnGetSinksFailed(const std::string& reason);
+
+  DISALLOW_COPY_AND_ASSIGN(DisplaySourceGetAvailableSinksFunction);
+};
+
+class DisplaySourceRequestAuthenticationFunction
+    : public UIThreadExtensionFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("displaySource.requestAuthentication",
+                             DISPLAYSOURCE_REQUESTAUTHENTICATION);
+  DisplaySourceRequestAuthenticationFunction() = default;
+
+ protected:
+  ~DisplaySourceRequestAuthenticationFunction() override;
+  ResponseAction Run() final;
+
+ private:
+  void OnRequestAuthCompleted(const DisplaySourceAuthInfo& auth_info);
+  void OnRequestAuthFailed(const std::string& reason);
+
+  DISALLOW_COPY_AND_ASSIGN(DisplaySourceRequestAuthenticationFunction);
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_API_DISPLAY_SOURCE_DISPLAY_SOURCE_API_H_