lass="block">A key of two <code>Class</code>es to be used in hashed collections.</div>
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<td class="colFirst"><a href="../../../../com/bumptech/glide/util/Preconditions.html" title="class in com.bumptech.glide.util">Preconditions</a></td>
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<div class="block">Contains common assertions.</div>
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<td class="colFirst"><a href="../../../../com/bumptech/glide/util/Util.html" title="class in com.bumptech.glide.util">Util</a></td>
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