src/vs/editor/contrib/gotoSymbol/browser/link/goToDefinitionAtPosition.ts/GotoDefinitionAtPositionEditorContribution/get
class GotoDefinitionAtPositionEditorContribution:	static get(editor: ICodeEditor): GotoDefinitionAtPositionEditorContribution | null {
		return editor.getContribution<GotoDefinitionAtPositionEditorContribution>(GotoDefinitionAtPositionEditorContribution.ID);
	}