| // Copyright (c) 2012 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_LOADER_RESOURCE_CONTROLLER_H_ |
| #define CONTENT_BROWSER_LOADER_RESOURCE_CONTROLLER_H_ |
| |
| #include "base/optional.h" |
| #include "content/common/content_export.h" |
| |
| namespace net { |
| class HttpRequestHeaders; |
| }; |
| |
| namespace content { |
| |
| // Used to either resume a deferred resource load or cancel a resource load at |
| // any time. CancelAndIgnore is a variation of Cancel that also causes the |
| // requester of the resource to act like the request was never made. By |
| // default, load is cancelled with ERR_ABORTED code. CancelWithError can be used |
| // to cancel load with any other error code. |
| class CONTENT_EXPORT ResourceController { |
| public: |
| virtual ~ResourceController() {} |
| |
| virtual void Cancel() = 0; |
| virtual void CancelWithError(int error_code) = 0; |
| |
| // Resumes the request. May only be called if the request was previously |
| // deferred. Guaranteed not to call back into the ResourceHandler, or destroy |
| // it, synchronously. |
| virtual void Resume() = 0; |
| |
| // Similar to |Resume()| but can only be called if the request was previously |
| // redirected. |modified_request_headers| are changes applied to the request |
| // headers after updating them for the redirect. |
| virtual void ResumeForRedirect(const base::Optional<net::HttpRequestHeaders>& |
| modified_request_headers) = 0; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_LOADER_RESOURCE_CONTROLLER_H_ |