Fix prerender byte-count UMA.

chrome/browser/prerender/prerender_histograms.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/prerender/prerender_histograms.h"
 
 #include <string>
 
 #include "base/format_macros.h"
 #include "base/metrics/histogram.h"
@@ skipping 418 matching lines @@
   } else {
     UMA_HISTOGRAM_CUSTOM_COUNTS("Prerender.NetworkBytes.Wasted",
                                 prerender_bytes,
                                 kHistogramMin,
                                 kHistogramMax,
                                 kBucketCount);
   }
   UMA_HISTOGRAM_CUSTOM_COUNTS("Prerender.NetworkBytes.TotalForProfile",
                               profile_bytes,
                               kHistogramMin,
-                              kHistogramMax,
+                              1000000000,  // 1G
                               kBucketCount);
 }
 
 uint8 PrerenderHistograms::GetCurrentExperimentId() const {
   if (!WithinWindow())
     return kNoExperiment;
   return last_experiment_id_;
 }
 
 bool PrerenderHistograms::IsOriginExperimentWash() const {
   if (!WithinWindow())
     return false;
   return origin_experiment_wash_;
 }
 
 }  // namespace prerender