Switch to standard integer types in chrome/browser/, part 2 of 4.

chrome/browser/metrics/perf/perf_provider_chromeos.cc

Index: chrome/browser/metrics/perf/perf_provider_chromeos.cc
diff --git a/chrome/browser/metrics/perf/perf_provider_chromeos.cc b/chrome/browser/metrics/perf/perf_provider_chromeos.cc
index c466eee9cf7a2dde3c5039496eabad424cd8dc55..15bcf4cc4736ec4036c32217869321f1c7d64f30 100644
--- a/chrome/browser/metrics/perf/perf_provider_chromeos.cc
+++ b/chrome/browser/metrics/perf/perf_provider_chromeos.cc
@@ -4,6 +4,8 @@
 
 #include "chrome/browser/metrics/perf/perf_provider_chromeos.h"
 
+#include <stddef.h>
+
 #include <algorithm>
 #include <map>
 #include <string>
@@ -79,11 +81,11 @@ base::TimeDelta RandomTimeDelta(base::TimeDelta max) {
 // integer, stores the result in |out| and return true. Otherwise return false.
 bool GetInt64Param(const std::map<std::string, std::string>& params,
                    const std::string& key,
-                   int64* out) {
+                   int64_t* out) {
   auto it = params.find(key);
   if (it == params.end())
     return false;
-  int64 value;
+  int64_t value;
   // NB: StringToInt64 will set value even if the conversion fails.
   if (!base::StringToInt64(it->second, &value))
     return false;
@@ -200,11 +202,10 @@ PerfProvider::CollectionParams::CollectionParams(
 }
 
 PerfProvider::CollectionParams::TriggerParams::TriggerParams(
-    int64 sampling_factor,
+    int64_t sampling_factor,
     base::TimeDelta max_collection_delay)
     : sampling_factor_(sampling_factor),
-      max_collection_delay_(max_collection_delay.ToInternalValue()) {
-}
+      max_collection_delay_(max_collection_delay.ToInternalValue()) {}
 
 const PerfProvider::CollectionParams PerfProvider::kDefaultParameters(
   /* collection_duration = */ base::TimeDelta::FromSeconds(2),
@@ -307,7 +308,7 @@ std::string FindBestCpuSpecifierFromParams(
 
 void PerfProvider::SetCollectionParamsFromVariationParams(
     const std::map<std::string, std::string>& params) {
-  int64 value;
+  int64_t value;
   if (GetInt64Param(params, "ProfileCollectionDurationSec", &value)) {
     collection_params_.set_collection_duration(
         base::TimeDelta::FromSeconds(value));
@@ -382,8 +383,8 @@ void PerfProvider::ParseOutputProtoIfValid(
     scoped_ptr<WindowedIncognitoObserver> incognito_observer,
     scoped_ptr<SampledProfile> sampled_profile,
     int result,
-    const std::vector<uint8>& perf_data,
-    const std::vector<uint8>& perf_stat) {
+    const std::vector<uint8_t>& perf_data,
+    const std::vector<uint8_t>& perf_stat) {
   DCHECK(CalledOnValidThread());
 
   if (incognito_observer->incognito_launched()) {