Modern Front-End Development for Rails: B6 CSS chapter 01 retains unused function in DayToggleController PDF p 82

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After the DayToggleController is modified to replace adjustText() function with the adjustImage() function, the newText() function becomes orphaned and can be removed.

// remove me: I'm no longer used
newText(): string {
  return this.visibleValue ? "Hide" : "Show"
}