Don't route request for chunk actions through diff doc

Change-Id: Ia2c052ab4a39e99466d697b44b5d58a574408fb0
Reviewed-by: André Hartmann <aha_1980@gmx.de>
Reviewed-by: Orgad Shaneh <orgads@gmail.com>

src/plugins/diffeditor/diffeditordocument.cpp

@@ -71,8 +71,6 @@ void DiffEditorDocument::setController(DiffEditorController *controller)
     m_controller = controller;
 
     if (m_controller) {
-        connect(this, &DiffEditorDocument::chunkActionsRequested,
-                m_controller, &DiffEditorController::requestChunkActions);
         connect(this, &DiffEditorDocument::requestMoreInformation,
                 m_controller, &DiffEditorController::requestMoreInformation);
     }