A judge reportedly suggested Google was “negligent” for not preserving internal online chats that the U.S. government alleges were deleted to help maintain the company’s dominance over internet searches. Near the close of the high-stakes Google antitrust trial, the Department of Justice (DOJ) sought sanctions against the company for instructing its workers to turn off their chat history when discussing sensitive subjects, even after government filed suit, Ars Technica reported Friday. DOJ lawyer Kenneth Dintzer reportedly said the move should lead to a conclusion that Google had an “anti-compe…