src/vs/workbench/api/common/extHostLanguageFeatures.ts/ExtHostLanguageFeatures/registerDocumentRangeSemanticTokensProvider
class ExtHostLanguageFeatures:	registerDocumentRangeSemanticTokensProvider(extension: IExtensionDescription, selector: vscode.DocumentSelector, provider: vscode.DocumentRangeSemanticTokensProvider, legend: vscode.SemanticTokensLegend): vscode.Disposable {
		const handle = this._addNewAdapter(new DocumentRangeSemanticTokensAdapter(this._documents, provider), extension);
		this._proxy.$registerDocumentRangeSemanticTokensProvider(handle, this._transformDocumentSelector(selector), legend);
		return this._createDisposable(handle);
	}