Add enableReferrers and enableHyperlinkAuditing to contentSettings.misc API.

chrome/browser/prefs/pref_member.h

 // Copyright (c) 2011 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.
 //
 // A helper class that stays in sync with a preference (bool, int, real,
 // string or filepath).  For example:
 //
 // class MyClass {
 //  public:
 //   MyClass(PrefService* prefs) {
@@ skipping 78 matching lines @@
   // See PrefMember<> for description.
   void Destroy();
 
   void MoveToThread(BrowserThread::ID thread_id);
 
   // NotificationObserver
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
-  void VerifyValuePrefName() const;
+  void VerifyValuePrefName() const {
+    DCHECK(!pref_name_.empty());
+  }
 
   // This method is used to do the actual sync with the preference.
   // Note: it is logically const, because it doesn't modify the state
   // seen by the outside world. It is just doing a lazy load behind the scenes.
   virtual void UpdateValueFromPref() const;
 
   // Verifies the preference name, and lazily loads the preference value if
   // it hasn't been loaded yet.
-  void VerifyPref() const {
-    VerifyValuePrefName();
-    if (!internal())
-      UpdateValueFromPref();
-  }
+  void VerifyPref() const;
 
   const std::string& pref_name() const { return pref_name_; }
   PrefService* prefs() { return prefs_; }
   const PrefService* prefs() const { return prefs_; }
 
   virtual Internal* internal() const = 0;
 
  // Ordered the members to compact the class instance.
  private:
   std::string pref_name_;
@@ skipping 118 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(PrefMember);
 };
 
 typedef PrefMember<bool> BooleanPrefMember;
 typedef PrefMember<int> IntegerPrefMember;
 typedef PrefMember<double> DoublePrefMember;
 typedef PrefMember<std::string> StringPrefMember;
 typedef PrefMember<FilePath> FilePathPrefMember;
 
 #endif  // CHROME_BROWSER_PREFS_PREF_MEMBER_H_