From 446151cd2096c59a78407698df8bb2fbba7b2b3d Mon Sep 17 00:00:00 2001
From: Abhishek Kona <abhishekk@fb.com>
Date: Thu, 16 May 2013 10:40:30 -0700
Subject: [PATCH] [Rocksdb] Remove unused double apis to record into histograms

Summary: Statistics.h and histogram.h had double based api's to record values. Remove them as they are not used anywhere

Test Plan: make all check

Reviewers: haobo, dhruba

Reviewed By: haobo

CC: leveldb

Differential Revision: https://reviews.facebook.net/D10815
---
 db/db_statistics.h           | 5 -----
 include/leveldb/statistics.h | 4 +---
 util/histogram.cc            | 4 ----
 util/histogram.h             | 1 -
 4 files changed, 1 insertion(+), 13 deletions(-)

diff --git a/db/db_statistics.h b/db/db_statistics.h
index de61edd5e5..badfd1b58c 100644
--- a/db/db_statistics.h
+++ b/db/db_statistics.h
@@ -39,11 +39,6 @@ class DBStatistics: public Statistics {
     allHistograms_[histogramType].Add(value);
   }
 
-  virtual void measureTime(Histograms histogramType, double value) {
-    assert(histogramType < HISTOGRAM_ENUM_MAX);
-    allHistograms_[histogramType].Add(value);
-  }
-
   virtual void histogramData(Histograms histogramType,
                              HistogramData * const data) {
     assert(histogramType < HISTOGRAM_ENUM_MAX);
diff --git a/include/leveldb/statistics.h b/include/leveldb/statistics.h
index d60903d308..31f542edde 100644
--- a/include/leveldb/statistics.h
+++ b/include/leveldb/statistics.h
@@ -80,7 +80,6 @@ class Histogram {
   virtual ~Histogram();
   // Add a value to be recorded in the histogram.
   virtual void Add(uint64_t value) = 0;
-  virtual void Add(double value) = 0;
 
   virtual std::string ToString() const = 0;
 
@@ -123,8 +122,7 @@ class Statistics {
 
   virtual long getTickerCount(Tickers tickerType) = 0;
   virtual void recordTick(Tickers tickerType, uint64_t count = 0) = 0;
-  virtual void measureTime(Histograms histogramType, uint64_t count) = 0;
-  virtual void measureTime(Histograms histogramType, double count) = 0;
+  virtual void measureTime(Histograms histogramType, uint64_t time) = 0;
 
   virtual void histogramData(Histograms type, HistogramData * const data) = 0;
 
diff --git a/util/histogram.cc b/util/histogram.cc
index f232138a02..e7e993b30d 100644
--- a/util/histogram.cc
+++ b/util/histogram.cc
@@ -85,10 +85,6 @@ void HistogramImpl::Add(uint64_t value) {
   sum_squares_ += (value * value);
 }
 
-void HistogramImpl::Add(double value) {
-  Add(static_cast<uint64_t>(value));
-}
-
 void HistogramImpl::Merge(const HistogramImpl& other) {
   if (other.min_ < min_) min_ = other.min_;
   if (other.max_ > max_) max_ = other.max_;
diff --git a/util/histogram.h b/util/histogram.h
index 5350b02b29..2ddb6e6c3f 100644
--- a/util/histogram.h
+++ b/util/histogram.h
@@ -53,7 +53,6 @@ class HistogramImpl {
   virtual ~HistogramImpl() {}
   virtual void Clear();
   virtual void Add(uint64_t value);
-  virtual void Add(double value);
   void Merge(const HistogramImpl& other);
 
   virtual std::string ToString() const;