Remove PeerConnectionIdentityStore and related messaging/storage code.

content/browser/renderer_host/media/webrtc_identity_service_host.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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_
-#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "content/common/content_export.h"
-#include "content/public/browser/browser_message_filter.h"
-
-class GURL;
-
-struct WebRTCIdentityMsg_RequestIdentity_Params;
-
-namespace content {
-
-class ResourceContext;
-class WebRTCIdentityStore;
-
-// This class is the host for WebRTCIdentityService in the browser process.
-// It converts the IPC messages for requesting a WebRTC DTLS identity and
-// cancelling a pending request into calls of WebRTCIdentityStore. It also sends
-// the request result back to the renderer through IPC.
-// Only one outstanding request is allowed per renderer at a time. If a second
-// request is made before the first one completes, an IPC with error
-// ERR_INSUFFICIENT_RESOURCES will be sent back to the renderer.
-class CONTENT_EXPORT WebRTCIdentityServiceHost : public BrowserMessageFilter {
- public:
-  WebRTCIdentityServiceHost(int renderer_process_id,
-                            scoped_refptr<WebRTCIdentityStore> identity_store,
-                            ResourceContext* resource_context);
-
- protected:
-  ~WebRTCIdentityServiceHost() override;
-
-  // content::BrowserMessageFilter override.
-  bool OnMessageReceived(const IPC::Message& message) override;
-
- private:
-  // |request_id| is the same as in the OnRequestIdentity call.
-  // See WebRTCIdentityStore for the meaning of the parameters.
-  void OnComplete(int request_id,
-                  int status,
-                  const std::string& certificate,
-                  const std::string& private_key);
-
-  // |request_id| is a renderer wide unique number for each request and
-  // will be echoed in the response to handle the possibility that the renderer
-  // cancels the request after the browser sends the response and before it's
-  // received by the renderer.
-  // See WebRTCIdentityStore for the meaning of the other parameters.
-  void OnRequestIdentity(
-      const WebRTCIdentityMsg_RequestIdentity_Params& params);
-
-  void OnCancelRequest();
-
-  void SendErrorMessage(int request_id, int error);
-
-  int renderer_process_id_;
-  base::Closure cancel_callback_;
-  scoped_refptr<WebRTCIdentityStore> identity_store_;
-  ResourceContext* resource_context_;
-
-  base::WeakPtrFactory<WebRTCIdentityServiceHost> weak_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebRTCIdentityServiceHost);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_