title: Method signature changes when filtering
body: <p>For some reason, its not accepting my parameters when in filter mode.
  What do i need to do?</p>
  <p>error:</p>
  <pre><code>Exception: The parameters (String) don't match the method signature for SpreadsheetApp.Filter.getRange.
  CollectCases    
  </code></pre>
  <p>works:</p>
  <pre><code>var SS = partner_list.getSheetByName(&quot;Ark 1&quot;);
   SS.getRange(&quot;A2:R&quot;);
  </code></pre>
  <p>not work:</p>
  <pre><code>var SS = partner_list.getSheetByName(&quot;Ark 1&quot;);
   SS.getFilter().getRange(&quot;A2:R&quot;);
  </code></pre>