[GN build] Update Mac NSS build config file location.

build/secondary/third_party/nss/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("//build/config/linux/pkg_config.gni")
 
 if (is_linux) {
   # This is a dependency on NSS with no libssl. On Linux we use a built-in SSL
   # library but the system NSS libraries. Non-Linux platforms using NSS use the
   # hermetic one in //third_party/nss.
@@ skipping 543 matching lines @@
       "nss/lib/dev/nssdevt.h",
       "nss/lib/freebl/aeskeywrap.c",
       "nss/lib/freebl/alg2268.c",
       "nss/lib/freebl/alghmac.c",
       "nss/lib/freebl/alghmac.h",
       "nss/lib/freebl/arcfive.c",
       "nss/lib/freebl/arcfour.c",
       "nss/lib/freebl/blapi.h",
       "nss/lib/freebl/blapii.h",
       "nss/lib/freebl/blapit.h",
-      "nss/lib/freebl/build_config_mac.h",
       "nss/lib/freebl/camellia.c",
       "nss/lib/freebl/camellia.h",
       "nss/lib/freebl/chacha20/chacha20.c",
       "nss/lib/freebl/chacha20/chacha20.h",
       "nss/lib/freebl/chacha20/chacha20_vec.c",
       "nss/lib/freebl/chacha20poly1305.c",
       "nss/lib/freebl/chacha20poly1305.h",
       "nss/lib/freebl/ctr.c",
       "nss/lib/freebl/ctr.h",
       "nss/lib/freebl/cts.c",
@@ skipping 45 matching lines @@
       "nss/lib/freebl/mpi/mpi_x86_asm.c",
       "nss/lib/freebl/mpi/mplogic.c",
       "nss/lib/freebl/mpi/mplogic.h",
       "nss/lib/freebl/mpi/mpmontg.c",
       "nss/lib/freebl/mpi/mpprime.c",
       "nss/lib/freebl/mpi/mpprime.h",
       "nss/lib/freebl/mpi/mp_gf2m-priv.h",
       "nss/lib/freebl/mpi/mp_gf2m.c",
       "nss/lib/freebl/mpi/mp_gf2m.h",
       "nss/lib/freebl/mpi/primes.c",
+      "nss/lib/freebl/nss_build_config_mac.h",
       "nss/lib/freebl/poly1305/poly1305-donna-x64-sse2-incremental-source.c",
       "nss/lib/freebl/poly1305/poly1305.c",
       "nss/lib/freebl/poly1305/poly1305.h",
       "nss/lib/freebl/pqg.c",
       "nss/lib/freebl/pqg.h",
       "nss/lib/freebl/rawhash.c",
       "nss/lib/freebl/rijndael.c",
       "nss/lib/freebl/rijndael.h",
       "nss/lib/freebl/rijndael32.tab",
       "nss/lib/freebl/rsa.c",
@@ skipping 423 matching lines @@
         "nss/lib/freebl/poly1305/poly1305-donna-x64-sse2-incremental-source.c",
       ]
     }
 
     if (is_mac || is_ios) {
       sources -= [
         "nss/lib/freebl/mpi/mpi_amd64.c",
       ]
       cflags += [
         "-include",
-        rebase_path("//third_party/nss/nss/lib/freebl/build_config_mac.h",
+        rebase_path("//third_party/nss/nss/lib/freebl/nss_build_config_mac.h",
                     root_build_dir),
       ]
       defines += [
         "XP_UNIX",
         "DARWIN",
         "HAVE_STRERROR",
         "HAVE_BSD_FLOCK",
         "SHLIB_SUFFIX=\"dylib\"",
         "SHLIB_PREFIX=\"lib\"",
         "SOFTOKEN_LIB_NAME=\"libsoftokn3.dylib\"",
@@ skipping 66 matching lines @@
 
     deps = [
       ":nspr",
       "//third_party/sqlite",
     ]
 
     forward_dependent_configs_from = [ ":nspr" ]
   }
 }  # Windows/Mac/iOS.