Don't delay network requests for webNavigation, and re-enable the permission warning

chrome/common/extensions/extension_permission_set_unittest.cc

 // 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.
 
 #include "chrome/common/extensions/extension_permission_set.h"
 
 #include "base/json/json_value_serializer.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
@@ skipping 630 matching lines @@
 
   // TODO(erikkay) add a string for this permission.
   skip.insert(ExtensionAPIPermission::kBackground);
 
   skip.insert(ExtensionAPIPermission::kClipboardWrite);
 
   // The cookie permission does nothing unless you have associated host
   // permissions.
   skip.insert(ExtensionAPIPermission::kCookie);
 
-  // The proxy, webNavigation, and webRequest permissions are warned as part of
-  // host permission checks.
+  // The proxy, and webRequest permissions are warned as part of host
+  // permission checks.
   skip.insert(ExtensionAPIPermission::kProxy);
-  skip.insert(ExtensionAPIPermission::kWebNavigation);
   skip.insert(ExtensionAPIPermission::kWebRequest);
   skip.insert(ExtensionAPIPermission::kWebRequestBlocking);
 
   // This permission requires explicit user action (context menu handler)
   // so we won't prompt for it for now.
   skip.insert(ExtensionAPIPermission::kFileBrowserHandler);
 
   // If you've turned on the experimental command-line flag, we don't need
   // to warn you further.
   skip.insert(ExtensionAPIPermission::kExperimental);
@@ skipping 462 matching lines @@
   AddPattern(&non_empty_extent, "http://www.google.com/*");
 
   perm_set = new ExtensionPermissionSet(
       empty_apis, non_empty_extent, empty_extent);
   EXPECT_FALSE(perm_set->IsEmpty());
 
   perm_set = new ExtensionPermissionSet(
       empty_apis, empty_extent, non_empty_extent);
   EXPECT_FALSE(perm_set->IsEmpty());
 }