code: function getKeyBindings(command) {
          var bindings    = [],
              commandID   = "";
  
          if (!command) {
              console.error("getKeyBindings(): missing required parameter: command");
              return [];
          }
  
          if (typeof (command) === "string") {
              commandID = command;
          } else {
              commandID = command.getID();
          }
  
          bindings = _commandMap[commandID];
          return bindings || [];
      }
docs: Retrieve key bindings currently associated with a command
  
  @param {!string | Command} command - A command ID or command object
  @return {!Array.<{{key: string, displayKey: string}}>} An array of associated key bindings.