src/vs/editor/browser/editorExtensions.ts/EditorContributionRegistry/registerEditorContribution
class EditorContributionRegistry:	public registerEditorContribution<Services extends BrandedService[]>(id: string, ctor: { new(editor: ICodeEditor, ...services: Services): IEditorContribution }): void {
		this.editorContributions.push({ id, ctor: ctor as IEditorContributionCtor });
	}