Remove the Copresence Endpoints API.

extensions/browser/api/copresence_endpoints/copresence_endpoint_resource.h

-// Copyright 2014 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_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINTS_RESOURCES_H_
-#define EXTENSIONS_BROWSER_API_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINTS_RESOURCES_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "extensions/browser/api/api_resource.h"
-#include "extensions/browser/api/api_resource_manager.h"
-
-namespace copresence_endpoints {
-class CopresenceEndpoint;
-}
-
-namespace extensions {
-
-class CopresenceEndpointResource : public ApiResource {
- public:
-  CopresenceEndpointResource(
-      const std::string& owner_extension_id,
-      scoped_ptr<copresence_endpoints::CopresenceEndpoint> endpoint);
-  ~CopresenceEndpointResource() override;
-
-  copresence_endpoints::CopresenceEndpoint* endpoint();
-
-  std::string& packet() { return packet_; }
-
-  static const content::BrowserThread::ID kThreadId =
-      content::BrowserThread::UI;
-
- private:
-  friend class ApiResourceManager<CopresenceEndpointResource>;
-  static const char* service_name() {
-    return "CopresenceEndpointResourceManager";
-  }
-
-  scoped_ptr<copresence_endpoints::CopresenceEndpoint> endpoint_;
-  std::string packet_;
-
-  DISALLOW_COPY_AND_ASSIGN(CopresenceEndpointResource);
-};
-
-}  // namespace extensions
-
-#endif  // EXTENSIONS_BROWSER_API_COPRESENCE_ENDPOINTS_COPRESENCE_ENDPOINTS_RESOURCES_H_