contrib/wix/i18n.wxs

shortest: remove unnecessary check for revnum in isvalid()

We now always disambiguating against revnums after we've found an
otherwise valid prefix, so we can safely remove the early isrev()
check in isvalid().

Differential Revision: https://phab.mercurial-scm.org/D3501

<?xml version="1.0" encoding="utf-8"?>
<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">

  <?include guids.wxi ?>
  <?include defines.wxi ?>

  <?define hg_po_langs =
    da;de;el;fr;it;ja;pt_BR;ro;ru;sv;zh_CN;zh_TW
  ?>

  <Fragment>
    <DirectoryRef Id="INSTALLDIR">
      <Directory Id="i18ndir" Name="i18n" FileSource="$(var.SourceDir)">
        <Component Id="i18nFolder" Guid="$(var.i18nFolder.guid)" Win64='$(var.IsX64)'>
          <File Name="hggettext" KeyPath="yes" />
          <?foreach LANG in $(var.hg_po_langs) ?>
            <File Id="hg.$(var.LANG).po"
                  Name="$(var.LANG).po"
            />
          <?endforeach?>
        </Component>
      </Directory>
    </DirectoryRef>
  </Fragment>

</Wix>