[Courgette] Refactor BSDiff namespaces and bsdiff::search() interface.

courgette/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//testing/test.gni")
 
 static_library("courgette_lib") {
   sources = [
     "adjustment_method.cc",
     "adjustment_method.h",
@@ skipping 38 matching lines @@
     "region.h",
     "rel32_finder_win32_x86.cc",
     "rel32_finder_win32_x86.h",
     "simple_delta.cc",
     "simple_delta.h",
     "streams.cc",
     "streams.h",
     "third_party/bsdiff/bsdiff.h",
     "third_party/bsdiff/bsdiff_apply.cc",
     "third_party/bsdiff/bsdiff_create.cc",
+    "third_party/bsdiff/bsdiff_search.h",
     "third_party/bsdiff/paged_array.h",
     "third_party/bsdiff/qsufsort.h",
     "types_elf.h",
     "types_win_pe.h",
   ]
 
   deps = [
     "//base",
     "//third_party/lzma_sdk",
   ]
@@ skipping 85 matching lines @@
     "encoded_program_fuzz_unittest.cc",
   ]
   deps = [
     ":courgette_lib",
     "//base",
     "//base:i18n",
     "//base/test:test_support",
     "//testing/gtest",
   ]
 }