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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "platform/graphics/CanvasMetrics.h" | 5 #include "platform/graphics/CanvasMetrics.h" |
| 6 | 6 |
| 7 #include "public/platform/Platform.h" | 7 #include "platform/Histogram.h" |
| 8 #include "wtf/Threading.h" |
| 8 | 9 |
| 9 namespace blink { | 10 namespace blink { |
| 10 | 11 |
| 11 void CanvasMetrics::countCanvasContextUsage(const CanvasContextUsage canvasConte
xtUsage) | 12 void CanvasMetrics::countCanvasContextUsage(const CanvasContextUsage canvasConte
xtUsage) |
| 12 { | 13 { |
| 13 Platform::current()->histogramEnumeration("WebCore.CanvasContextUsage", canv
asContextUsage, CanvasContextUsage::NumberOfUsages); | 14 DEFINE_THREAD_SAFE_STATIC_LOCAL(EnumerationHistogram, usageHistogram, new En
umerationHistogram("WebCore.CanvasContextUsage", CanvasContextUsage::NumberOfUsa
ges)); |
| 15 usageHistogram.count(canvasContextUsage); |
| 14 } | 16 } |
| 15 | 17 |
| 16 } // namespace blink | 18 } // namespace blink |
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