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Side by Side Diff: third_party/WebKit/Source/core/inspector/InstanceCounters.cpp

Issue 2393353003: Fix performance issue in InstanceCounters for DOM nodes (Closed)
Patch Set: Created 4 years, 2 months ago
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1 /* 1 /*
2 * Copyright (C) 2012 Google Inc. All rights reserved. 2 * Copyright (C) 2012 Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are 5 * modification, are permitted provided that the following conditions are
6 * met: 6 * met:
7 * 7 *
8 * * Redistributions of source code must retain the above copyright 8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer. 9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above 10 * * Redistributions in binary form must reproduce the above
(...skipping 16 matching lines...) Expand all
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */ 29 */
30 30
31 #include "core/inspector/InstanceCounters.h" 31 #include "core/inspector/InstanceCounters.h"
32 32
33 namespace blink { 33 namespace blink {
34 34
35 int InstanceCounters::s_counters[CounterTypeLength]; 35 int InstanceCounters::s_counters[CounterTypeLength];
36 36
37 int InstanceCounters::s_nodeCounter;
haraken 2016/10/06 08:47:10 Add a comment and mention why we want to have a di
hajimehoshi 2016/10/06 09:34:52 Done.
38
37 int InstanceCounters::counterValue(CounterType type) { 39 int InstanceCounters::counterValue(CounterType type) {
40 if (type == NodeCounter) {
41 DCHECK(isMainThread());
42 return s_nodeCounter;
43 }
38 return acquireLoad(&s_counters[type]); 44 return acquireLoad(&s_counters[type]);
39 } 45 }
40 46
41 } // namespace blink 47 } // namespace blink
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