src/vs/workbench/browser/parts/editor/editorControl.ts/EditorControl/doCreateEditorPane
class EditorControl:	private doCreateEditorPane(descriptor: IEditorDescriptor): EditorPane {

		// Instantiate editor
		const editorPane = this.doInstantiateEditorPane(descriptor);

		// Create editor container as needed
		if (!editorPane.getContainer()) {
			const editorPaneContainer = document.createElement('div');
			editorPaneContainer.classList.add('editor-instance');

			editorPane.create(editorPaneContainer);
		}

		return editorPane;
	}