src/vs/workbench/browser/parts/editor/editorGroupView.ts/EditorGroupView/onDidOpenEditor
class EditorGroupView:	private onDidOpenEditor(editor: EditorInput, editorIndex: number): void {

		/* __GDPR__
			"editorOpened" : {
				"owner": "bpasero",
				"${include}": [
					"${EditorTelemetryDescriptor}"
				]
			}
		*/
		this.telemetryService.publicLog('editorOpened', this.toEditorTelemetryDescriptor(editor));

		// Update container
		this.updateContainer();
	}