PresShell::AppendReflowCommand(nsIReflowCommand* aReflowCommand)
PresShell::AppendReflowCommand(nsHTMLReflowCommand* aReflowCommand)
PresShell::AppendReflowCommand(nsIReflowCommand* aReflowCommand){  return AppendReflowCommandInternal(aReflowCommand, mReflowCommands);}