src/vs/editor/contrib/inlineCompletions/browser/ghostTextModel.ts/GhostTextModel/activeInlineCompletionsModel
class GhostTextModel:	public get activeInlineCompletionsModel(): InlineCompletionsModel | undefined {
		if (this.targetModel === this.inlineCompletionsModel) {
			return this.inlineCompletionsModel;
		}
		return undefined;
	}