Convert Pass()→std::move() in sync/

sync/syncable/entry_kernel.cc

Index: sync/syncable/entry_kernel.cc
diff --git a/sync/syncable/entry_kernel.cc b/sync/syncable/entry_kernel.cc
index e9d21e51f6b0cf84e4a0984bb3d76907b40cb42b..f96342f0b72b48fc6f53dbc7bdb7502cb760d0df 100644
--- a/sync/syncable/entry_kernel.cc
+++ b/sync/syncable/entry_kernel.cc
@@ -5,6 +5,7 @@
 #include "sync/syncable/entry_kernel.h"
 
 #include <stdint.h>
+#include <utility>
 
 #include "base/json/string_escape.h"
 #include "base/strings/string_number_conversions.h"
@@ -111,7 +112,7 @@ void SetEncryptableProtoValues(
     } else {
       value = EntitySpecificsToValue(kernel.ref(field));
     }
-    dictionary_value->Set(key, value.Pass());
+    dictionary_value->Set(key, std::move(value));
   }
 }