Exempt default apps from external-extension alerts.

chrome/browser/extensions/external_extension_provider_impl.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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTERNAL_EXTENSION_PROVIDER_IMPL_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTERNAL_EXTENSION_PROVIDER_IMPL_H_
 #pragma once
 
 #include <string>
 
@@ skipping 53 matching lines @@
 
   virtual bool IsReady() const OVERRIDE;
 
   static const char kLocation[];
   static const char kState[];
   static const char kExternalCrx[];
   static const char kExternalVersion[];
   static const char kExternalUpdateUrl[];
   static const char kSupportedLocales[];
 
+  void set_auto_acknowledge(bool auto_acknowledge) {
+    auto_acknowledge_ = auto_acknowledge;
+  }
+
  private:
   // Location for external extensions that are provided by this provider from
   // local crx files.
   const Extension::Location crx_location_;
 
   // Location for external extensions that are provided by this provider from
   // update URLs.
   const Extension::Location download_location_;
 
   // Weak pointer to the object that consumes the external extensions.
   // This is zeroed out by: ServiceShutdown()
   VisitorInterface* service_;  // weak
 
   // Dictionary of the external extensions that are provided by this provider.
   scoped_ptr<base::DictionaryValue> prefs_;
 
   // Indicates that the extensions provided by this provider are loaded
   // entirely.
   bool ready_;
 
   // The loader that loads the list of external extensions and reports them
   // via |SetPrefs|.
   scoped_refptr<ExternalExtensionLoader> loader_;
 
   // Creation flags to use for the extension.  These flags will be used
   // when calling Extenion::Create() by the crx installer.
   int creation_flags_;
 
+  // Whether loaded extensions should be automatically acknowledged, so that
+  // the user doesn't see an alert about them.
+  bool auto_acknowledge_;
+
   DISALLOW_COPY_AND_ASSIGN(ExternalExtensionProviderImpl);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTERNAL_EXTENSION_PROVIDER_IMPL_H_