message: test(aio): fix docs example e2e test
  Remove an assertion that is no longer true. This was supposed to be removed in
  but was somehow dropped from (probably due to a bad rebase).
  (Travis has been failing due to this since
  https://travis-ci.org/angular/angular/jobs/272321759.)
diff: <source>I don&apos;t output any element</source>
  <target/>
  </trans-unit>
  - <trans-unit id="df3cf8b55cb528cf8c00167e0b119bfb828538b5" datatype="html">
  - <source>
  -I don&apos;t output any element either
  -</source>
  - <target/>
  - <note priority="1" from="description">optional description</note>
  - <note priority="1" from="meaning">optional meaning</note>
  - </trans-unit>
  <trans-unit id="701174153757adf13e7c24a248c8a873ac9f5193" datatype="html">
  <source>Angular logo</source>
  <target/>
  