odrefresh: Avoid a couple string copies

With the new utility versions of these functions changing their
arguments from "const char *" to "const std::string&", we want
to avoid using c_str(), so we don't end up making an extra
copy of the string.

Bug: 160683548
Test: TreeHugger
Change-Id: If547052e8292bb4d9b26ceaa27b4e5e5ca627ea3
1 file changed