src/vs/workbench/services/extensionRecommendations/common/workspaceExtensionsConfig.ts/WorkspaceExtensionsConfigService/parseExtensionConfig
class WorkspaceExtensionsConfigService:	private parseExtensionConfig(extensionsConfigContent: IExtensionsConfigContent): IExtensionsConfigContent {
		return {
			recommendations: distinct((extensionsConfigContent.recommendations || []).map(e => e.toLowerCase())),
			unwantedRecommendations: distinct((extensionsConfigContent.unwantedRecommendations || []).map(e => e.toLowerCase()))
		};
	}