code: public com.google.api.ads.adwords.axis.v201809.cm.AppUrlOsType getOsType() {
          return osType;
      }
docs: Gets the osType value for this AppUrl.
  
  @return osType   * The operating system targeted by this url.
  <span class="constraint Required">This field is required
  and should not be {@code null}.</span>