Convert Android Vector Drawable to SVG with XSLT

android-vector-drawable-to-svg.xsl

<?xml version="1.0" encoding="ISO-8859-1"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" >
<xsl:template match="/">
  <svg xmlns="http://www.w3.org/2000/svg">
    <xsl:attribute name="width">
      <xsl:value-of select="substring-before(vector/@width, 'dp')"/>
    </xsl:attribute>
    <xsl:attribute name="height">
      <xsl:value-of select="substring-before(vector/@height, 'dp')"/>
    </xsl:attribute>
    <xsl:attribute name="viewBox">
      <xsl:value-of select="concat('0 0 ', vector/@viewportWidth, ' ', vector/@viewportHeight)" />
    </xsl:attribute>
  <xsl:for-each select="vector/path">
    <path>
      <xsl:attribute name="fill">
        <xsl:value-of select="@fillColor"/>
      </xsl:attribute>
      <xsl:attribute name="d">
        <xsl:value-of select="@pathData"/>
      </xsl:attribute>
    </path>
  </xsl:for-each>
  </svg>
</xsl:template>
</xsl:stylesheet>

android-vector-drawable.xml

<!-- NOTE all prefixes android: were removed manually, if someone can improve xsl, you're welcome -->
<vector xmlns:android="http://schemas.android.com/apk/res/android"
    width="55dp"
    height="55dp"
    viewportWidth="55.0"
    viewportHeight="55.0">
    <path
        pathData="M40.5,20.5l-3,0l0,6l-19.3,0l5.3,-5.3l-2.1,-2.1l-9.2,9.2l8.9,8.9l2.1,-2.1l-5.5,-5.6l22.8,0z"
        fillColor="#ffffff" />
</vector>

result.svg