QUIC - Collect performance stats for QUIC vs non-QUIC when google

net/url_request/url_request_http_job.cc

Index: net/url_request/url_request_http_job.cc
diff --git a/net/url_request/url_request_http_job.cc b/net/url_request/url_request_http_job.cc
index 114a8bd53cee38aaabb1f4a8e60f15c40d34f68b..3c8b97f3ef55a9c823453f7f87fd5547071c2a6b 100644
--- a/net/url_request/url_request_http_job.cc
+++ b/net/url_request/url_request_http_job.cc
@@ -1452,10 +1452,37 @@ void URLRequestHttpJob::RecordPerfHistograms(CompletionCause reason) {
   }
 
   if (response_info_) {
+    bool is_google = request() && HasGoogleHost(request()->url());
+    bool used_quic = response_info_->DidUseQuic();
+    if (is_google) {
+      if (used_quic) {
+        UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTime.Quic", total_time);
+      } else {
+        UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTime.NotQuic", total_time);
+      }
+    }
     if (response_info_->was_cached) {
       UMA_HISTOGRAM_TIMES("Net.HttpJob.TotalTimeCached", total_time);
+      if (is_google) {
+        if (used_quic) {
+          UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTimeCached.Quic",
+                                     total_time);
+        } else {
+          UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTimeCached.NotQuic",
+                                     total_time);
+        }
+      }
     } else  {
       UMA_HISTOGRAM_TIMES("Net.HttpJob.TotalTimeNotCached", total_time);
+      if (is_google) {
+        if (used_quic) {
+          UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTimeNotCached.Quic",
+                                     total_time);
+        } else {
+          UMA_HISTOGRAM_MEDIUM_TIMES("Net.HttpJob.TotalTimeNotCached.NotQuic",
+                                     total_time);
+        }
+      }
     }
   }