Switch to standard integer types in ios/.

ios/chrome/browser/metrics/ios_chrome_metrics_service_client.cc

 // Copyright 2015 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 "ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h"
 
+#include <stdint.h>
+
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
@@ skipping 98 matching lines @@
 }
 
 void IOSChromeMetricsServiceClient::OnRecordingDisabled() {
   crash_keys::ClearMetricsClientId();
 }
 
 bool IOSChromeMetricsServiceClient::IsOffTheRecordSessionActive() {
   return ::IsOffTheRecordSessionActive();
 }
 
-int32 IOSChromeMetricsServiceClient::GetProduct() {
+int32_t IOSChromeMetricsServiceClient::GetProduct() {
   return metrics::ChromeUserMetricsExtension::CHROME;
 }
 
 std::string IOSChromeMetricsServiceClient::GetApplicationLocale() {
   return GetApplicationContext()->GetApplicationLocale();
 }
 
 bool IOSChromeMetricsServiceClient::GetBrand(std::string* brand_code) {
   return ios::google_brand::GetBrand(brand_code);
 }
@@ skipping 186 matching lines @@
                      base::Unretained(this)));
 }
 
 void IOSChromeMetricsServiceClient::OnTabParented(web::WebState* web_state) {
   metrics_service_->OnApplicationNotIdle();
 }
 
 void IOSChromeMetricsServiceClient::OnURLOpenedFromOmnibox(OmniboxLog* log) {
   metrics_service_->OnApplicationNotIdle();
 }