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Side by Side Diff: base/metrics/bucket_ranges.h

Issue 1413173005: Deprecate *_EXPORT_PRIVATE macros. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: cl format Created 5 years, 1 month ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 // BucketRanges stores the vector of ranges that delimit what samples are 5 // BucketRanges stores the vector of ranges that delimit what samples are
6 // tallied in the corresponding buckets of a histogram. Histograms that have 6 // tallied in the corresponding buckets of a histogram. Histograms that have
7 // same ranges for all their corresponding buckets should share the same 7 // same ranges for all their corresponding buckets should share the same
8 // BucketRanges object. 8 // BucketRanges object.
9 // 9 //
10 // E.g. A 5 buckets LinearHistogram with 1 as minimal value and 4 as maximal 10 // E.g. A 5 buckets LinearHistogram with 1 as minimal value and 4 as maximal
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64 // possibly Equal() to this instance. 64 // possibly Equal() to this instance.
65 // TODO(kaiwang): Consider change this to uint64. Because we see a lot of 65 // TODO(kaiwang): Consider change this to uint64. Because we see a lot of
66 // noise on UMA dashboard. 66 // noise on UMA dashboard.
67 uint32 checksum_; 67 uint32 checksum_;
68 68
69 DISALLOW_COPY_AND_ASSIGN(BucketRanges); 69 DISALLOW_COPY_AND_ASSIGN(BucketRanges);
70 }; 70 };
71 71
72 ////////////////////////////////////////////////////////////////////////////// 72 //////////////////////////////////////////////////////////////////////////////
73 // Expose only for test. 73 // Expose only for test.
74 BASE_EXPORT_PRIVATE extern const uint32 kCrcTable[256]; 74 BASE_EXPORT extern const uint32 kCrcTable[256];
75 75
76 } // namespace base 76 } // namespace base
77 77
78 #endif // BASE_METRICS_BUCKET_RANGES_H_ 78 #endif // BASE_METRICS_BUCKET_RANGES_H_
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