Revert action provider list modifications.

product/ERP5/ERP5Site.py

@@ -1668,9 +1668,7 @@ class ERP5Site(FolderMixIn, CMFSite, CacheCookieMixin):
       self.portal_workflow = new_tool
       self.portal_workflow.id = 'portal_workflow'
       self._delObject('portal_workflow_new')
-      # check action provider list
-      if 'portal_workflow' not in self.portal_actions.listActionProviders():
-        self.portal_actions.addActionProvider('portal_workflow')
+
 Globals.InitializeClass(ERP5Site)
 
 def getBootstrapDirectory():

product/ERP5Type/patches/ActionsTool.py

@@ -52,8 +52,11 @@ def listFilteredActionsFor(self, object=None):
     Finally, this patch detects tools that are no longer action providers and
     invokes the migration of their actions to portal_actions
     """
-
-    for provider_name in listActionProviders():
+    actions = []
+    listActionProviderlist = list(self.listActionProviders())
+    if 'portal_workflow' not in listActionProviderlist:
+      listActionProviderlist.append('portal_workflow')
+    for provider_name in listActionProviderlist:
     # Include actions from specific tools.
         provider = getattr(self, provider_name)
         if hasattr(provider, 'getActionListFor'):