mpty with our use cases.  Investigate.&quot;</span>);</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>  target_blob_ptrs.reserve(target_blob_ptrs.size() + blobs.size()); <span class="comment">// Remember: we are appending; not replacing.</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>  <span class="keyword">const</span> <span 