return Strings.changeIndent(str, fSourceIndentLevel, fTabWidth, fDestinationIndent);
return Strings.changeIndent(str, fSourceIndentLevel, fTabWidth, fDestinationIndent, buffer.getLineDelimiter());
	protected String computeContent(TextBuffer buffer) {		String str= super.computeContent(buffer); 				int destIndentLevel= Strings.computeIndent(fDestinationIndent, fTabWidth);		if (destIndentLevel == fSourceIndentLevel) {			return str;		}		return Strings.changeIndent(str, fSourceIndentLevel, fTabWidth, fDestinationIndent);	}