src/vs/workbench/contrib/search/common/searchModel.ts/SearchResult/disposeMatches
class SearchResult:	private disposeMatches(): void {
		this.folderMatches().forEach(folderMatch => folderMatch.dispose());
		this._folderMatches = [];
		this._folderMatchesMap = TernarySearchTree.forUris<FolderMatchWithResource>(key => this.uriIdentityService.extUri.ignorePathCasing(key));
		this._rangeHighlightDecorations.removeHighlightRange();
	}