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base/metrics/histogram.cc

Index: base/metrics/histogram.cc
diff --git a/base/metrics/histogram.cc b/base/metrics/histogram.cc
index a3089327203c9a7ff4a80ae4dad41b2b9e1dc4a4..225e6033288541939724e5ada8c1bfa0fae4308b 100644
--- a/base/metrics/histogram.cc
+++ b/base/metrics/histogram.cc
@@ -7,17 +7,24 @@
 // vector of numbers corresponding to each of the aggregating buckets).
 // See header file for details and examples.
 
-#include "base/metrics/histogram.h"
-
-#include <math.h>
-
+#include <architecture/i386/math.h>
+#include <limits.h>
+#include <stdbool.h>
+#include <stddef.h>
 #include <algorithm>
+#include <map>
 #include <string>
+#include <utility>
+#include <vector>
 
+#include "base/basictypes.h"
 #include "base/logging.h"
+#include "base/metrics/histogram.h"
 #include "base/pickle.h"
+#include "base/ref_counted.h"
 #include "base/stringprintf.h"
 #include "base/synchronization/lock.h"
+#include "base/time.h"
 
 namespace base {