Keep only base/extractor.[cc|h].

net/cup_reference_pubkey.1.h

-// Copyright 2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-{1,32,0x53237ebd,0x7e012da6,0x2be8e5c5,0x631f548f,0x254a6cb1,0x4ed1812a,0x1fbd0d6b,0xc2690f5c,0xdb26f107,0x910072f2,0xe8d2451a,0x4ab13f07,0x6502be4e,0xfae1059f,0x2596195d,0x6998cc6c,0x122d5aa2,0x93fa179a,0x9fec32a5,0xa01a0535,0xb9c4a41f,0xead27de3,0x1c52c595,0x6b2d934f,0x3ffa6eaa,0x810e39bd,0x867db50e,0xcf2af656,0xac8e3aab,0x73698f94,0x378f8426,0x4622f3fb,0x18b64f90,0x3ee404fc,0xf335a03,0xd30cc6b,0x8217e5e0,0xff6d53d8,0x2870f8c4,0xd595e7a4,0x2952f894,0x6649f64a,0x24d90d64,0xa1d5a97b,0xebbdb966,0x7027bb9a,0x7dc9c5cd,0x1179c475,0xff570e96,0x9f65a38,0xbd340fa1,0x74634eb6,0x5ff46343,0x55045098,0x26974be4,0x475bedc4,0x9bce9883,0xf6e9ff20,0x5bde2bf2,0x3d56a643,0x82d2c723,0xd4da78dd,0x660e8ccd,0x32b6e38e,0x87461df9}