[Extensions] Fixed removing from blacklist.

chrome/browser/extensions/extension_service.cc

 // Copyright (c) 2013 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.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <iterator>
@@ skipping 2340 matching lines @@
   for (ExtensionIdSet::iterator it = no_longer_blocked.begin();
        it != no_longer_blocked.end(); ++it) {
     scoped_refptr<const Extension> extension =
         registry_->blacklisted_extensions().GetByID(*it);
     if (!extension.get()) {
       NOTREACHED() << "Extension " << *it << " no longer blacklisted, "
                    << "but it was never blacklisted.";
       continue;
     }
     registry_->RemoveBlacklisted(*it);
-    extension_prefs_->SetExtensionBlacklisted(extension->id(), false);
+    extension_prefs_->SetExtensionBlacklistState(extension->id(),
+                                                 extensions::NOT_BLACKLISTED);
     AddExtension(extension.get());
     UMA_HISTOGRAM_ENUMERATION("ExtensionBlacklist.UnblacklistInstalled",
                               extension->location(),
                               Manifest::NUM_LOCATIONS);
   }
 
   for (ExtensionIdSet::iterator it = not_yet_blocked.begin();
        it != not_yet_blocked.end(); ++it) {
     scoped_refptr<const Extension> extension = GetInstalledExtension(*it);
     if (!extension.get()) {
@@ skipping 94 matching lines @@
 }
 
 void ExtensionService::OnProfileDestructionStarted() {
   ExtensionIdSet ids_to_unload = registry_->enabled_extensions().GetIDs();
   for (ExtensionIdSet::iterator it = ids_to_unload.begin();
        it != ids_to_unload.end();
        ++it) {
     UnloadExtension(*it, UnloadedExtensionInfo::REASON_PROFILE_SHUTDOWN);
   }
 }