Added Client-Hints.

chrome/browser/net/chrome_network_delegate.h

 // 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 CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 #define CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/values.h"
+#include "chrome/browser/net/client_hints.h"
 #include "net/base/network_delegate.h"
 
 class CookieSettings;
 class ExtensionInfoMap;
 class PrefService;
 template<class T> class PrefMember;
 
 typedef PrefMember<bool> BooleanPrefMember;
 
 namespace base {
@@ skipping 19 matching lines @@
 }
 
 // ChromeNetworkDelegate is the central point from within the chrome code to
 // add hooks into the network stack.
 class ChromeNetworkDelegate : public net::NetworkDelegate {
  public:
   // |enable_referrers| (and all of the other optional PrefMembers) should be
   // initialized on the UI thread (see below) beforehand. This object's owner is
   // responsible for cleaning them up at shutdown.
   ChromeNetworkDelegate(extensions::EventRouterForwarder* event_router,
-                        BooleanPrefMember* enable_referrers);
+                        BooleanPrefMember* enable_referrers,
+                        bool enable_client_hints);

[Ryan Sleevi, 2013/02/08 22:12:53]

Is there a reason this needs to be part of the constructor, as opposed to having
set_xxx methods like we do for everything else?

[bengr, 2013/02/26 01:57:20]

Done.

   virtual ~ChromeNetworkDelegate();
 
   // Not inlined because we assign a scoped_refptr, which requires us to include
   // the header file.
   void set_extension_info_map(ExtensionInfoMap* extension_info_map);
 
   void set_url_blacklist_manager(
       const policy::URLBlacklistManager* url_blacklist_manager) {
     url_blacklist_manager_ = url_blacklist_manager;
   }
@@ skipping 132 matching lines @@
   // Pointer to IOThread global, should outlive ChromeNetworkDelegate.
   chrome_browser_net::LoadTimeStats* load_time_stats_;
 
   // Total size of all content (excluding headers) that has been received
   // over the network.
   int64 received_content_length_;
 
   // Total original size of all content before it was transferred.
   int64 original_content_length_;
 
+  scoped_refptr<ClientHints> client_hints_;
+
   DISALLOW_COPY_AND_ASSIGN(ChromeNetworkDelegate);
 };
 
 #endif  // CHROME_BROWSER_NET_CHROME_NETWORK_DELEGATE_H_