src/vs/editor/common/model/bracketPairsTextModelPart/colorizedBracketPairsDecorationProvider.ts/ColorProvider/getInlineClassName
class ColorProvider:	getInlineClassName(bracket: BracketInfo, independentColorPoolPerBracketType: boolean): string {
		if (bracket.isInvalid) {
			return this.unexpectedClosingBracketClassName;
		}
		return this.getInlineClassNameOfLevel(independentColorPoolPerBracketType ? bracket.nestingLevelOfEqualBracketType : bracket.nestingLevel);
	}