Add enableReferrers and enableHyperlinkAuditing to contentSettings.misc API.

chrome/browser/profiles/profile_io_data.h

Index: chrome/browser/profiles/profile_io_data.h
diff --git a/chrome/browser/profiles/profile_io_data.h b/chrome/browser/profiles/profile_io_data.h
index bb1e049bc83159c91f6742b00dc882099c4e3cba..ccc49c01bd13c63100ef958da4b26a94f6287dc2 100644
--- a/chrome/browser/profiles/profile_io_data.h
+++ b/chrome/browser/profiles/profile_io_data.h
@@ -11,6 +11,7 @@
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
+#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/profiles/profile.h"
 #include "net/base/cookie_monster.h"
 
@@ -112,6 +113,7 @@ class ProfileIOData : public base::RefCountedThreadSafe<ProfileIOData> {
     // because on linux it relies on initializing things through gconf,
     // and needs to be on the main thread.
     scoped_ptr<net::ProxyConfigService> proxy_config_service;
+    scoped_ptr<BooleanPrefMember> enable_referrers;
     // The profile this struct was populated from.
     ProfileId profile_id;
   };