ce in file /app/services/shopping-cart.js</span>
  <span class="token literal-property property">cart</span><span class="token operator">:</span> <span class="token function">computed</span><span class="token punctuation">(</span><span class="token keyword">function</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    <span class="token keyword">return</span> <span class="token function">getOwner</span><span class="token punctuat