extensions/github/src/credentialProvider.ts/GithubCredentialProviderManager/enabled
class GithubCredentialProviderManager:	private set enabled(enabled: boolean) {
		if (this._enabled === enabled) {
			return;
		}

		this._enabled = enabled;

		if (enabled) {
			this.providerDisposable = this.gitAPI.registerCredentialsProvider(new GitHubCredentialProvider());
		} else {
			this.providerDisposable.dispose();
		}
	}