Add enableReferrers and enableHyperlinkAuditing to contentSettings.misc API.

chrome/browser/io_thread.h

Index: chrome/browser/io_thread.h
diff --git a/chrome/browser/io_thread.h b/chrome/browser/io_thread.h
index 019b594487d3c940fd8338cb72228a7dca267f54..69662a0579e46f0b9ef418b04eb043d03ba2d66b 100644
--- a/chrome/browser/io_thread.h
+++ b/chrome/browser/io_thread.h
@@ -11,6 +11,7 @@
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/browser_process_sub_thread.h"
 #include "chrome/common/net/predictor_common.h"
 #include "net/base/network_change_notifier.h"
@@ -207,6 +208,10 @@ class IOThread : public BrowserProcessSubThread {
   // IOThread::CleanUp().
   std::list<ChromeURLRequestContextGetter*> url_request_context_getters_;
 
+  // Weak, owned by the ChromeNetworkDelegate (which is transitively owned

[willchan no longer on Chromium, 2011/04/08 19:10:37]

Why don't you just put this in the ChromeNetworkDelegate destructor? Oh I see,
it's because the destructor is shared between the system one and the profile
specific ChromeNetworkDelegate. We should just refactor them to be different
classes. Using this weak pointer like this is a bit risky.

+  // by us).
+  BooleanPrefMember* enable_referrers_;
+
   DISALLOW_COPY_AND_ASSIGN(IOThread);
 };