src/vs/platform/extensionManagement/node/extensionManagementService.ts/ExtensionManagementService/getGalleryMetadata
class ExtensionManagementService:	private async getGalleryMetadata(extensionName: string): Promise<IGalleryMetadata | undefined> {
		const galleryExtension = await this.findGalleryExtensionByName(extensionName);
		return galleryExtension ? <IGalleryMetadata>{ id: galleryExtension.identifier.uuid, publisherDisplayName: galleryExtension.publisherDisplayName, publisherId: galleryExtension.publisherId } : undefined;
	}