| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "platform/graphics/CanvasMetrics.h" |
| |
| #include "platform/Histogram.h" |
| #include "platform/wtf/StdLibExtras.h" |
| #include "platform/wtf/Threading.h" |
| |
| namespace blink { |
| |
| void CanvasMetrics::CountCanvasContextUsage( |
| const CanvasContextUsage canvas_context_usage) { |
| DEFINE_THREAD_SAFE_STATIC_LOCAL( |
| EnumerationHistogram, usage_histogram, |
| new EnumerationHistogram("WebCore.CanvasContextUsage", |
| CanvasContextUsage::kNumberOfUsages)); |
| usage_histogram.Count(canvas_context_usage); |
| } |
| |
| } // namespace blink |
