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Unified Diff: base/metrics/histogram_base.cc

Issue 1425533011: Support "shared" histograms between processes. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@shmem-alloc
Patch Set: rebased Created 4 years, 11 months ago
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Index: base/metrics/histogram_base.cc
diff --git a/base/metrics/histogram_base.cc b/base/metrics/histogram_base.cc
index 412f1438d2fbde0b04a35c863dcba8b0e8e954dc..1bfe633a43aa4c08594bda2ca64902f4b9f6e52d 100644
--- a/base/metrics/histogram_base.cc
+++ b/base/metrics/histogram_base.cc
@@ -12,12 +12,14 @@
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_persistence.h"
#include "base/metrics/histogram_samples.h"
#include "base/metrics/sparse_histogram.h"
#include "base/metrics/statistics_recorder.h"
#include "base/pickle.h"
#include "base/process/process_handle.h"
#include "base/strings/stringprintf.h"
+#include "base/synchronization/lock.h"
#include "base/values.h"
namespace base {
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