Cronet tests do not use a jarjar prefix, so do not jarjar their J/N implementation. Test: atest NetHttpTests Bug: 278639767 (cherry picked from https://android-review.googlesource.com/q/commit:311feaff8b4a66b0c8a7bc5ed72f916d666c683e) Merged-In: Ie4b8bfa13ecbbca014e22d653fa0d39a5554c10e Change-Id: Ie4b8bfa13ecbbca014e22d653fa0d39a5554c10e