extensions/microsoft-authentication/src/AADHelper.ts/AzureActiveDirectoryService/getSessions
class AzureActiveDirectoryService:	async getSessions(scopes?: string[]): Promise<vscode.AuthenticationSession[]> {
		if (!scopes) {
			return this.sessions;
		}

		const orderedScopes = scopes.sort().join(' ');
		const matchingTokens = this._tokens.filter(token => token.scope === orderedScopes);
		return Promise.all(matchingTokens.map(token => this.convertToSession(token)));
	}