Reports Prerender and Profile Total Bytes

chrome/browser/prerender/prerender_histograms.cc

Index: chrome/browser/prerender/prerender_histograms.cc
diff --git a/chrome/browser/prerender/prerender_histograms.cc b/chrome/browser/prerender/prerender_histograms.cc
index 236c17d4e85e3420b85a2e29dc52d916fef6a88c..2eead79bfeea757e2270cfe66fbf63147c739764 100644
--- a/chrome/browser/prerender/prerender_histograms.cc
+++ b/chrome/browser/prerender/prerender_histograms.cc
@@ -409,6 +409,20 @@ void PrerenderHistograms::RecordPrerenderPageVisitedStatus(
       UMA_HISTOGRAM_BOOLEAN(name, visited_before));
 }
 
+void PrerenderHistograms::RecordNetworkBytes(bool used,
+                                             int64 prerender_bytes,
+                                             int64 profile_bytes) {
+  if (used) {
+    UMA_HISTOGRAM_COUNTS("Prerender.NetworkBytes.Used.KB",
+                         prerender_bytes >> 10);
+  } else {
+    UMA_HISTOGRAM_COUNTS("Prerender.NetworkBytes.Wasted.KB",
+                         prerender_bytes >> 10);
+  }
+  UMA_HISTOGRAM_COUNTS("Prerender.NetworkBytes.TotalForProfile.KB",
+                       profile_bytes >> 10);
+}
+
 uint8 PrerenderHistograms::GetCurrentExperimentId() const {
   if (!WithinWindow())
     return kNoExperiment;