1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/prerender/prerender_final_status.h" 6 7 #include "base/metrics/histogram.h" 8 9 namespace prerender { 10 RecordFinalStatus(FinalStatus final_status)11void RecordFinalStatus(FinalStatus final_status) { 12 DCHECK(final_status != FINAL_STATUS_MAX); 13 // FINAL_STATUS_CONTROL_GROUP indicates that the PrerenderContents 14 // was created only to measure "would-have-been-prerendered" for 15 // control group measurements. Don't pollute data with it. 16 if (final_status == FINAL_STATUS_CONTROL_GROUP) 17 return; 18 UMA_HISTOGRAM_ENUMERATION("Prerender.FinalStatus", 19 final_status, 20 FINAL_STATUS_MAX); 21 } 22 23 } // namespace prerender 24