Move chrome.diagnostics API to extensions/.

chrome/browser/extensions/api/diagnostics/diagnostics_api.h

-// Copyright 2013 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_EXTENSIONS_API_DIAGNOSTICS_DIAGNOSTICS_API_H_
-#define CHROME_BROWSER_EXTENSIONS_API_DIAGNOSTICS_DIAGNOSTICS_API_H_
-
-#include <string>
-
-#include "base/memory/scoped_ptr.h"
-#include "chrome/common/extensions/api/diagnostics.h"
-#include "extensions/browser/api/async_api_function.h"
-
-namespace extensions {
-
-class DiagnosticsSendPacketFunction : public AsyncApiFunction {
- public:
-  // Result code for sending packet. Platform specific AsyncWorkStart() will
-  // finish with this ResultCode so we can maximize shared code.
-  enum SendPacketResultCode {
-    // Ping packed is sent and ICMP reply is received before time out.
-    SEND_PACKET_OK,
-
-    // Not implemented on the platform.
-    SEND_PACKET_NOT_IMPLEMENTED,
-
-    // The ping operation failed because of timeout or network unreachable.
-    SEND_PACKET_FAILED,
-  };
-
-  DECLARE_EXTENSION_FUNCTION("diagnostics.sendPacket",
-                             DIAGNOSTICS_SENDPACKET);
-
-  DiagnosticsSendPacketFunction();
-
- protected:
-  ~DiagnosticsSendPacketFunction() override;
-
-  // AsyncApiFunction:
-  bool Prepare() override;
-  // This methods will be implemented differently on different platforms.
-  void AsyncWorkStart() override;
-  bool Respond() override;
-
- private:
-  void SendPingPacket();
-  void OnCompleted(SendPacketResultCode result_code,
-                   const std::string& ip,
-                   double latency);
-
-  scoped_ptr<extensions::api::diagnostics::SendPacket::Params>
-      parameters_;
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_API_DIAGNOSTICS_DIAGNOSTICS_API_H_