src/vs/workbench/api/common/extHostWebview.ts/ExtHostWebviews/$onMissingCsp
class ExtHostWebviews:	public $onMissingCsp(
		_handle: extHostProtocol.WebviewHandle,
		extensionId: string
	): void {
		this._logService.warn(`${extensionId} created a webview without a content security policy: https://aka.ms/vscode-webview-missing-csp`);
	}