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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef COMPONENTS_NETWORK_HINTS_BROWSER_NETWORK_HINTS_MESSAGE_FILTER_H_ | |
6 #define COMPONENTS_NETWORK_HINTS_BROWSER_NETWORK_HINTS_MESSAGE_FILTER_H_ | |
7 | |
8 #include "base/macros.h" | |
9 #include "content/public/browser/browser_message_filter.h" | |
10 | |
11 namespace net { | |
12 class HostResolver; | |
13 } | |
14 | |
15 namespace network_hints { | |
16 struct LookupRequest; | |
17 | |
18 // Simple browser-side handler for DNS prefetch requests. | |
19 // Passes prefetch requests to the provided net::HostResolver. | |
20 // Each renderer process requires its own filter. | |
21 class NetworkHintsMessageFilter : public content::BrowserMessageFilter { | |
22 public: | |
23 explicit NetworkHintsMessageFilter(net::HostResolver* host_resolver); | |
24 | |
25 // content::BrowserMessageFilter implementation: | |
26 bool OnMessageReceived(const IPC::Message& message) override; | |
27 | |
28 private: | |
29 ~NetworkHintsMessageFilter() override; | |
30 | |
31 void OnDnsPrefetch(const LookupRequest& lookup_request); | |
32 | |
33 net::HostResolver* host_resolver_; | |
34 | |
35 DISALLOW_COPY_AND_ASSIGN(NetworkHintsMessageFilter); | |
36 }; | |
37 | |
38 } // namespace network_hints | |
39 | |
40 #endif // COMPONENTS_NETWORK_HINTS_BROWSER_NETWORK_HINTS_MESSAGE_FILTER_H_ | |
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