Don't disable extensions immediately if verification is out of date

chrome/browser/extensions/extension_service.h

 // Copyright (c) 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_EXTENSION_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_
 
 #include <list>
 #include <map>
 #include <set>
@@ skipping 178 matching lines @@
                         const std::string& successor_extension_id);
 
   // Getter and setter for the flag that specifies whether the extension is
   // being reloaded.
   bool IsBeingReloaded(const std::string& extension_id) const;
   void SetBeingReloaded(const std::string& extension_id, bool value);
 
   // Initialize and start all installed extensions.
   void Init();
 
+  // See if we need to bootstrap the install verifier.
+  void MaybeBootstrapVerifier();
+
   // Attempts to verify all extensions using the InstallVerifier. The
   // |bootstrap| parameter indicates whether we're doing this because the
   // InstallVerifier needed to be bootstrapped (otherwise it's for another
   // reason, e.g. extension install/uninstall).
   void VerifyAllExtensions(bool bootstrap);
 
   // Once the verifier work is finished, we may want to re-check management
   // policy if |success| indicates the verifier got a new signature back.
   void FinishVerifyAllExtensions(bool bootstrap, bool success);
 
@@ skipping 637 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            GreylistedExtensionDisabled);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            GreylistDontEnableManuallyDisabled);
   FRIEND_TEST_ALL_PREFIXES(ExtensionServiceTest,
                            GreylistUnknownDontChange);
   DISALLOW_COPY_AND_ASSIGN(ExtensionService);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SERVICE_H_