Disable extension Panels on Dev and Canary, except for the whitelist

extensions/common/permissions/permissions_data.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 "extensions/common/permissions/permissions_data.h"
 
 #include "base/command_line.h"
 #include "content/public/common/url_constants.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/error_utils.h"
@@ skipping 60 matching lines @@
   return extension->ShouldDisplayInExtensionSettings() &&
       !Manifest::IsPolicyLocation(extension->location()) &&
       !Manifest::IsComponentLocation(extension->location()) &&
       !CanExecuteScriptEverywhere(extension) &&
       permissions->ShouldWarnAllHosts();
 }
 
 bool PermissionsData::ShouldSkipPermissionWarnings(
     const std::string& extension_id) {
   // See http://b/4946060 for more details.
-  return extension_id == std::string("nckgahadagoaajjgafhacjanaoiihapd");
+  return extension_id == extension_misc::kProdHangoutsExtensionId;
 }
 
 // static
 bool PermissionsData::IsRestrictedUrl(const GURL& document_url,
                                       const Extension* extension,
                                       std::string* error) {
   if (extension && CanExecuteScriptEverywhere(extension))
     return false;
 
   // Check if the scheme is valid for extensions. If not, return.
@@ skipping 258 matching lines @@
     return ACCESS_WITHHELD;
 
   if (error) {
     *error = ErrorUtils::FormatErrorMessage(manifest_errors::kCannotAccessPage,
                                             document_url.spec());
   }
   return ACCESS_DENIED;
 }
 
 }  // namespace extensions