Fix permission regression where warnings aren't shown in the dialog

extensions/common/permissions/permissions_data.h

Index: extensions/common/permissions/permissions_data.h
diff --git a/extensions/common/permissions/permissions_data.h b/extensions/common/permissions/permissions_data.h
index 40c6946c47ebb915097e19b2b649ccaffeb1017f..dd74d28dfa74c35e2dc0ee51747642124cd429ae 100644
--- a/extensions/common/permissions/permissions_data.h
+++ b/extensions/common/permissions/permissions_data.h
@@ -76,6 +76,10 @@ class PermissionsData {
   // whitelist of extensions that can script all pages.
   static bool CanExecuteScriptEverywhere(const Extension* extension);
 
+  // Returns true if we should skip the permisisons warning for the extension
+  // with the given |extension_id|.
+  static bool ShouldSkipPermissionWarnings(const std::string& extension_id);
+
   // Returns true if the given |url| is restricted for the given |extension|,
   // as is commonly the case for chrome:// urls.
   // NOTE: You probably want to use CanAccessPage().