src/vs/workbench/services/extensionResourceLoader/common/extensionResourceLoader.ts/AbstractExtensionResourceLoaderService/isExtensionGalleryResource
class AbstractExtensionResourceLoaderService:	protected isExtensionGalleryResource(uri: URI) {
		return this._extensionGalleryAuthority && this._extensionGalleryAuthority === this._getExtensionGalleryAuthority(uri);
	}