Add V8.ArrayBufferLargeAllocations, deprecate V8.ArrayBufferBigAllocations.

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 518ae82d5c935ac9cb63d4e686e5219297ae4cc0..11773ddb94e00a4b106327ad31179c186564eb9a 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -77352,12 +77352,26 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
 </histogram>
 
 <histogram name="V8.ArrayBufferBigAllocations" units="MB">
+  <obsolete>
+    Deprecated 5/2017 in Issue 704922. Replaced by
+    V8.ArrayBufferLargeAllocations.
+  </obsolete>
   <owner>bradnelson@chromium.org</owner>
   <owner>titzer@chromium.org</owner>
   <owner>kschimpf@chromium.org</owner>
   <summary>Number of bytes requested in an array buffer allocation.</summary>
 </histogram>
 
+<histogram name="V8.ArrayBufferLargeAllocations" units="MB">
+  <owner>bradnelson@chromium.org</owner>
+  <owner>titzer@chromium.org</owner>
+  <owner>kschimpf@chromium.org</owner>
+  <summary>
+    Number of bytes requested in array buffer allocations greater than one
+    megabyte.
+  </summary>
+</histogram>
+
 <histogram name="V8.ArrayBufferNewSizeFailures" units="MB">
   <owner>bradnelson@chromium.org</owner>
   <owner>titzer@chromium.org</owner>