nsXMLProcessingInstruction::SetData(const nsString& aData)
nsXMLProcessingInstruction::SetData(const nsAReadableString& aData)
nsXMLProcessingInstruction::SetData(const nsString& aData){  // XXX Check if this is a stylesheet PI. If so, we may need  // to parse the contents and see if anything has changed.  return mInner.SetData(this, aData);}