Convert Pass()→std::move() for Mac build.

components/policy/core/common/mac_util.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 "components/policy/core/common/mac_util.h"
 
 #include <string>
+#include <utility>
 
 #include "base/mac/foundation_util.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/values.h"
 
 using base::mac::CFCast;
 
 namespace policy {
 
 namespace {
@@ skipping 52 matching lines @@
   }
 
   if (CFStringRef string = CFCast<CFStringRef>(property)) {
     return scoped_ptr<base::Value>(
         new base::StringValue(base::SysCFStringRefToUTF8(string)));
   }
 
   if (CFDictionaryRef dict = CFCast<CFDictionaryRef>(property)) {
     scoped_ptr<base::DictionaryValue> dict_value(new base::DictionaryValue());
     CFDictionaryApplyFunction(dict, DictionaryEntryToValue, dict_value.get());
-    return dict_value.Pass();
+    return std::move(dict_value);
   }
 
   if (CFArrayRef array = CFCast<CFArrayRef>(property)) {
     scoped_ptr<base::ListValue> list_value(new base::ListValue());
     CFArrayApplyFunction(array,
                          CFRangeMake(0, CFArrayGetCount(array)),
                          ArrayEntryToValue,
                          list_value.get());
-    return list_value.Pass();
+    return std::move(list_value);
   }
 
   return nullptr;
 }
 
 }  // namespace policy