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

net/cup_pubkey.3.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.
-// ========================================================================
-{3,32,0xb65e606b,0x905b9ba8,0x265d1815,0x923d5656,0x90640cd2,0x6365205,0x95b5f1dd,0x400c19b6,0xb4d77fae,0xdbd62a10,0xc4ba5466,0x2ed2a86e,0xe3345196,0xcfae25e,0x77e82f37,0xa3c1fa89,0x9fd3b9bd,0x68f95095,0xe6f5041,0x29a39dd5,0xcd60a78b,0x57e2017e,0x1921ebe8,0xca64543a,0x3d809822,0x7b24bddb,0xf4f7258,0xe812abee,0x51cbb2c5,0x6fee0df4,0x2bf64151,0x2a556212,0xfad45ee0,0x3f9fb0dc,0xf2945a,0xae5a629a,0x51f513d6,0xf0e04255,0x55ffd41,0x161af605,0x80811b22,0x52614662,0xc2e1bafe,0xa9e4617c,0xc7c7e9a2,0xa7643c24,0x9caecd4a,0xc04c3fa7,0x58bdb1bc,0xb06ed81b,0xfa8d9a2c,0xda1649ab,0x65c66680,0x9e58710c,0x15c06bc2,0xfef323f0,0x733ecc43,0x5d827fd0,0xfba47d79,0xb0cebc02,0xff590f6a,0x44a808b2,0x84b8a4ba,0x22762070,0x9ffc9d9f}