Build nacl_helper_nonsfi with GN

base/BUILD.gn

Index: base/BUILD.gn
diff --git a/base/BUILD.gn b/base/BUILD.gn
index 0d53aaabe60129123b9244adb74acd49fc2db913..df038e302dc9549c00a9715c126f2c23761a80fd 100644
--- a/base/BUILD.gn
+++ b/base/BUILD.gn
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 import("//build/config/compiler/compiler.gni")
+import("//build/config/nacl/config.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
@@ -681,9 +682,9 @@ component("base") {
   public_deps = [
     ":base_paths",
     "//base/debug",
+    "//base/metrics",
     "//base/json",
     "//base/memory",
-    "//base/metrics",
     "//base/process",
     "//base/trace_event",
   ]
@@ -735,21 +736,39 @@ component("base") {
       "cpu.cc",
       "files/file_enumerator_posix.cc",
       "files/file_proxy.cc",
-      "files/file_util.cc",
-      "files/file_util_posix.cc",
       "files/file_util_proxy.cc",
       "files/important_file_writer.cc",
       "files/important_file_writer.h",
       "files/scoped_temp_dir.cc",
-      "message_loop/message_pump_libevent.cc",
       "native_library_posix.cc",
       "path_service.cc",
-      "rand_util_posix.cc",
       "scoped_native_library.cc",
       "sync_socket_posix.cc",
       "sys_info.cc",
       "sys_info_posix.cc",
     ]
+
+    if (is_nacl_nonsfi) {
+      set_sources_assignment_filter([])
+      sources += [
+        "posix/unix_domain_socket_linux.cc",
+        "process/kill_posix.cc",

[Mark Seaborn, 2015/10/22 21:48:30]

Should this be handled in base/process/BUILD.gn instead?  kill_posix.cc is not
listed in base/BUILD.gn.

[Petr Hosek, 2015/10/23 03:01:15]

Done.

+        "process/launch.h",
+        "process/launch_posix.cc",
+      ]
+      set_sources_assignment_filter(sources_assignment_filter)
+      sources -= [ "rand_util_nacl.cc" ]
+      deps += [ "//third_party/libevent" ]
+    } else {
+      sources -= [
+        "files/file_util.cc",
+        "files/file_util.h",
+        "files/file_util_posix.cc",
+        "message_loop/message_pump_libevent.cc",
+        "message_loop/message_pump_libevent.h",
+        "rand_util_posix.cc",
+      ]
+    }
   } else {
     # Remove NaCl stuff.
     sources -= [