Move WriteInto to base namespace.

base/ios/device_util.mm

 // Copyright (c) 2012 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 "base/ios/device_util.h"
 
 #include <CommonCrypto/CommonDigest.h>
 #import <UIKit/UIKit.h>
 
 #include <ifaddrs.h>
@@ skipping 41 matching lines @@
 
 }  // namespace
 
 namespace ios {
 namespace device_util {
 
 std::string GetPlatform() {
   std::string platform;
   size_t size = 0;
   sysctlbyname("hw.machine", NULL, &size, NULL, 0);
-  sysctlbyname("hw.machine", WriteInto(&platform, size), &size, NULL, 0);
+  sysctlbyname("hw.machine", base::WriteInto(&platform, size), &size, NULL, 0);
   return platform;
 }
 
 bool RamIsAtLeast512Mb() {
   // 512MB devices report anywhere from 502-504 MB, use 450 MB just to be safe.
   return RamIsAtLeast(450);
 }
 
 bool RamIsAtLeast1024Mb() {
   // 1GB devices report anywhere from 975-999 MB, use 900 MB just to be safe.
@@ skipping 95 matching lines @@
 
   base::ScopedCFTypeRef<CFUUIDRef> uuid_object(
       CFUUIDCreateFromUUIDBytes(kCFAllocatorDefault, *uuid_bytes));
   base::ScopedCFTypeRef<CFStringRef> device_id(
       CFUUIDCreateString(kCFAllocatorDefault, uuid_object));
   return base::SysCFStringRefToUTF8(device_id);
 }
 
 }  // namespace device_util
 }  // namespace ios