Use correct IntToString variants in //chrome

chrome/browser/safe_browsing/incident_reporting/binary_integrity_analyzer.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/safe_browsing/incident_reporting/binary_integrity_analyzer.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 13 matching lines @@
 namespace safe_browsing {
 
 namespace {
 
 void RecordSignatureVerificationTime(size_t file_index,
     const base::TimeDelta& verification_time) {
   static const char kHistogramName[] = "SBIRS.VerifyBinaryIntegrity.";
 
   base::HistogramBase* signature_verification_time_histogram =
       base::Histogram::FactoryTimeGet(
-          std::string(kHistogramName) + base::IntToString(file_index),
+          std::string(kHistogramName) + base::SizeTToString(file_index),
           base::TimeDelta::FromMilliseconds(1),
           base::TimeDelta::FromSeconds(20),
           50,
           base::Histogram::kUmaTargetedHistogramFlag);
 
     signature_verification_time_histogram->AddTime(verification_time);
 }
 
 }  // namespace
 
@@ skipping 40 matching lines @@
   }
 }
 
 #if !defined(OS_WIN)
 std::vector<base::FilePath> GetCriticalBinariesPath() {
   return std::vector<base::FilePath>();
 }
 #endif  // !defined(OS_WIN)
 
 }  // namespace safe_browsing