Observatory: Fix allocation profile CVS export. Fix heap snapshot in/out reference counts.

runtime/observatory/lib/src/elements/allocation_profile.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:html';
 import 'package:charted/charted.dart';
 import "package:charted/charts/charts.dart";
 import 'package:observatory/models.dart' as M;
 import 'package:observatory/src/elements/class_ref.dart';
@@ skipping 529 matching lines @@
                     '"Current Instances"',
                     '"(NEW) Accumulator Size"',
                     '"(NEW) Accumulator Instances"',
                     '"(NEW) Current Size"',
                     '"(NEW) Current Instances"',
                     '"(OLD) Accumulator Size"',
                     '"(OLD) Accumulator Instances"',
                     '"(OLD) Current Size"',
                     '"(OLD) Current Instances"',
                     'Class'
-                    ].join(';') + '\n';
+                    ].join(',') + '\n';
     AnchorElement tl = document.createElement('a');
     tl..attributes['href'] = 'data:text/plain;charset=utf-8,' +
         Uri.encodeComponent(header +
                             (_profile.members.toList()..sort(_createSorter()))
                                     .map(_csvOut).join('\n'))
       ..attributes['download'] = 'heap-profile.csv'
       ..click();
   }
 
   static _csvOut(M.ClassHeapStats s) {
     return [
       _getAccumulatedSize(s),
       _getAccumulatedInstances(s),
       _getCurrentSize(s),
       _getCurrentInstances(s),
       _getNewAccumulatedSize(s),
       _getNewAccumulatedInstances(s),
       _getNewCurrentSize(s),
       _getNewCurrentInstances(s),
       _getOldAccumulatedSize(s),
       _getOldAccumulatedInstances(s),
       _getOldCurrentSize(s),
       _getOldCurrentInstances(s),
       s.clazz.name
-    ].join(';');
+    ].join(',');
   }
 
   static int _getAccumulatedSize(M.ClassHeapStats s) =>
       s.newSpace.accumulated.bytes + s.oldSpace.accumulated.bytes;
   static int _getAccumulatedInstances(M.ClassHeapStats s) =>
       s.newSpace.accumulated.instances + s.oldSpace.accumulated.instances;
   static int _getCurrentSize(M.ClassHeapStats s) =>
       s.newSpace.current.bytes + s.oldSpace.current.bytes;
   static int _getCurrentInstances(M.ClassHeapStats s) =>
       s.newSpace.current.instances + s.oldSpace.current.instances;
   static int _getNewAccumulatedSize(M.ClassHeapStats s) =>
       s.newSpace.accumulated.bytes;
   static int _getNewAccumulatedInstances(M.ClassHeapStats s) =>
       s.newSpace.accumulated.instances;
   static int _getNewCurrentSize(M.ClassHeapStats s) =>
       s.newSpace.current.bytes;
   static int _getNewCurrentInstances(M.ClassHeapStats s) =>
       s.newSpace.current.instances;
   static int _getOldAccumulatedSize(M.ClassHeapStats s) =>
       s.oldSpace.accumulated.bytes;
   static int _getOldAccumulatedInstances(M.ClassHeapStats s) =>
       s.oldSpace.accumulated.instances;
   static int _getOldCurrentSize(M.ClassHeapStats s) =>
       s.oldSpace.current.bytes;
   static int _getOldCurrentInstances(M.ClassHeapStats s) =>
       s.oldSpace.current.instances;
 }