src/vs/editor/browser/viewParts/glyphMargin/glyphMargin.ts/GlyphMarginOverlay/onConfigurationChanged
class GlyphMarginOverlay:	public override onConfigurationChanged(e: viewEvents.ViewConfigurationChangedEvent): boolean {
		const options = this._context.configuration.options;
		const layoutInfo = options.get(EditorOption.layoutInfo);

		this._lineHeight = options.get(EditorOption.lineHeight);
		this._glyphMargin = options.get(EditorOption.glyphMargin);
		this._glyphMarginLeft = layoutInfo.glyphMarginLeft;
		this._glyphMarginWidth = layoutInfo.glyphMarginWidth;
		return true;
	}