src/vs/workbench/contrib/markers/browser/markersView.ts/MarkersView/reportFilteringUsed
class MarkersView:	private reportFilteringUsed(): void {
		const data = {
			errors: this.filters.showErrors,
			warnings: this.filters.showWarnings,
			infos: this.filters.showInfos,
			activeFile: this.filters.activeFile,
			excludedFiles: this.filters.excludedFiles,
		};
		/* __GDPR__
			"problems.filter" : {
				"errors" : { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"warnings": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"infos": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"activeFile": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true },
				"excludedFiles": { "classification": "SystemMetaData", "purpose": "FeatureInsight", "isMeasurement": true }
			}
		*/
		this.telemetryService.publicLog('problems.filter', data);
	}