contact chips: Contact Chips demo no longer filters based on input.

[topherfangio]

Actual Behavior:

• What is the issue? * When typing in the search field for the Contact Chips demo, the results are not filtered based on the selected text.
• What is the expected behavior? The results should be filtered to only those that match the search.

CodePen or Steps to reproduce the issue: *

• CodePen Demo which shows your issue: https://material.angularjs.org/1.1.0-rc.5/demo/chips
• Details:

Angular Versions: *

• Angular Version: 1.5.6
• Angular Material Version: 1.1.0-RC5

Additional Information:

• Browser Type: * All
• Browser Version: * All
• OS: * All
• Stack Traces:

---

Shortcut to create a new CodePen Demo.
Note: * indicates required information. Without this information, your issue may be auto-closed.

Do not modify the titles or questions. Simply add your responses to the ends of the questions.
Add more lines if needed.

[topherfangio]

Just noticed that the results popup is shared between the Synchronous and Asynchronous portions of that demo and the Synchronous one doesn't appear to be changing; so this may be a demo-only issue.