base/metrics/histogram_base.h - Issue 23602005: Use nobarrier atomics for lossy counters in base::HistogramSamples and base::SampleVector

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Unified Diff: base/metrics/histogram_base.h

Issue 23602005: Use nobarrier atomics for lossy counters in base::HistogramSamples and base::SampleVector (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/

Patch Set: Created 7 years, 4 months ago

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Index: base/metrics/histogram_base.h

===================================================================

--- base/metrics/histogram_base.h (revision 219973)

+++ base/metrics/histogram_base.h (working copy)

@@ -50,8 +50,8 @@

class BASE_EXPORT HistogramBase {

public:

- typedef int Sample; // Used for samples.

- typedef int Count; // Used to count samples.

+ typedef int Sample; // Used for samples.

+ typedef subtle::Atomic32 Count; // Used to count samples.

static const Sample kSampleType_MAX; // INT_MAX

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