src/vs/workbench/api/common/extHostLanguageFeatures.ts/ExtHostLanguageFeatures/registerWorkspaceSymbolProvider
class ExtHostLanguageFeatures:	registerWorkspaceSymbolProvider(extension: IExtensionDescription, provider: vscode.WorkspaceSymbolProvider): vscode.Disposable {
		const handle = this._addNewAdapter(new NavigateTypeAdapter(provider, this._logService), extension);
		this._proxy.$registerNavigateTypeSupport(handle);
		return this._createDisposable(handle);
	}