Delete the omahaproxy-backed extension blacklist and clear its entries from the

chrome/browser/extensions/blacklist.h

 // Copyright 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_EXTENSIONS_BLACKLIST_H_
 #define CHROME_BROWSER_EXTENSIONS_BLACKLIST_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "chrome/browser/safe_browsing/database_manager.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 namespace extensions {
 
 class Extension;
 class ExtensionPrefs;
 
-// A blacklist of extensions.
+// The blacklist of extensions backed by safe browsing.
 class Blacklist : public content::NotificationObserver,
                   public base::SupportsWeakPtr<Blacklist> {
  public:
   class Observer {
    public:
     // Observes |blacklist| on construction and unobserves on destruction.
     explicit Observer(Blacklist* blacklist);
 
     virtual void OnBlacklistUpdated() = 0;
 
@@ skipping 20 matching lines @@
   enum BlacklistState {
     NOT_BLACKLISTED,
     BLACKLISTED,
   };
 
   typedef base::Callback<void(const std::set<std::string>&)>
       GetBlacklistedIDsCallback;
 
   typedef base::Callback<void(BlacklistState)> IsBlacklistedCallback;
 
-  // |prefs_| must outlive this.
   explicit Blacklist(ExtensionPrefs* prefs);
 
   virtual ~Blacklist();
 
   // From the set of extension IDs passed in via |ids|, asynchronously checks
   // which are blacklisted and includes them in the resulting set passed
   // via |callback|, which will be sent on the caller's message loop.
   //
   // For a synchronous version which ONLY CHECKS CURRENTLY INSTALLED EXTENSIONS
   // see ExtensionPrefs::IsExtensionBlacklisted.
   void GetBlacklistedIDs(const std::set<std::string>& ids,
                          const GetBlacklistedIDsCallback& callback);
 
   // More convenient form of GetBlacklistedIDs for checking a single extension.
   void IsBlacklisted(const std::string& extension_id,
                      const IsBlacklistedCallback& callback);
 
-  // Sets the blacklist from the updater to contain the extension IDs in |ids|
-  void SetFromUpdater(const std::vector<std::string>& ids,
-                      const std::string& version);
-
   // Adds/removes an observer to the blacklist.
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
  private:
   // Use via ScopedDatabaseManagerForTest.
   static void SetDatabaseManager(
       scoped_refptr<SafeBrowsingDatabaseManager> database_manager);
   static scoped_refptr<SafeBrowsingDatabaseManager> GetDatabaseManager();
 
-  // Handles the |safebrowsing_blacklisted_ids| response from querying the
-  // safebrowsing blacklist, given that we know |pref_blacklisted_ids| are
-  // already blacklisted. Responds to |callback| with the union.
-  void OnSafeBrowsingResponse(
-      const std::set<std::string>& pref_blacklisted_ids,
-      const GetBlacklistedIDsCallback& callback,
-      const std::set<std::string>& safebrowsing_blacklisted_ids);
-
   // content::NotificationObserver
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   ObserverList<Observer> observers_;
 
-  ExtensionPrefs* const prefs_;
-
-  std::set<std::string> prefs_blacklist_;
-
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(Blacklist);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_BLACKLIST_H_