Remove the old "SecureRandom" service, formerly used by get_random_bytes()

src/trusted/service_runtime/BUILD.gn

 # Copyright (c) 2014 The Native ClientAuthors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 #  Generated from GYP
 
 if (is_posix) {
   syscall_handler_in = "posix/nacl_syscall_impl.c"
 } else {
   syscall_handler_in = "win/nacl_syscall_impl.c"
@@ skipping 53 matching lines @@
     "nacl_reverse_host_interface.c",
     "nacl_reverse_quota_interface.c",
     "nacl_runtime_host_interface.c",
     "nacl_secure_service.c",
     "nacl_signal_common.c",
     "nacl_stack_safety.c",
     "nacl_syscall_common.c",
     "nacl_syscall_hook.c",
     "nacl_text.c",
     "nacl_valgrind_hooks.c",
-    "name_service/default_name_service.c",
     "name_service/name_service.c",
     "sel_addrspace.c",
     "sel_ldr.c",
     "sel_ldr_standard.c",
     "sel_ldr_thread_interface.c",
     "sel_main_chrome.c",
     "sel_main_common.c",
     "sel_mem.c",
     "sel_qualify.c",
     "sel_validate_image.c",
@@ skipping 182 matching lines @@
     libs = ["rt"]
     ldflags = ["-pie"]
   }
   if (is_linux) {
     datadeps = [
       "//native_client/src/trusted/service_runtime/linux:nacl_helper_bootstrap"
     ]
   }
 }