components: Use stl utilities from the base namespace

components/sync/base/unique_position.cc

Index: components/sync/base/unique_position.cc
diff --git a/components/sync/base/unique_position.cc b/components/sync/base/unique_position.cc
index dc0b310f4d8457917f6c3d169c748bd98706d143..1c8cdf87d8b2da7bafb9e53eac97d4a2685270b0 100644
--- a/components/sync/base/unique_position.cc
+++ b/components/sync/base/unique_position.cc
@@ -66,7 +66,7 @@ UniquePosition UniquePosition::FromProto(const sync_pb::UniquePosition& proto) {
 
     un_gzipped.resize(uncompressed_len);
     int result = uncompress(
-        reinterpret_cast<Bytef*>(string_as_array(&un_gzipped)),
+        reinterpret_cast<Bytef*>(base::string_as_array(&un_gzipped)),
         &uncompressed_len,
         reinterpret_cast<const Bytef*>(proto.compressed_value().data()),
         proto.compressed_value().size());