Build ZIP archiver in ui/file_manager.

ui/file_manager/BUILD.gn

Index: ui/file_manager/BUILD.gn
diff --git a/ui/file_manager/BUILD.gn b/ui/file_manager/BUILD.gn
index fc7ae5cd4b8eca34db6cbb931f315d0fc24fd2c1..54f6bc7d6555e3196b76e2271d48f24e204a7ae3 100644
--- a/ui/file_manager/BUILD.gn
+++ b/ui/file_manager/BUILD.gn
@@ -13,6 +13,18 @@ grit("resources") {
     "file_manager_resources.pak",
     "file_manager_resources.rc",
   ]
+  if (enable_nacl) {
+    zip_archiver_pexe = "$root_gen_dir/ui/file_manager/zip_archiver_pnacl.pexe.js"
+    grit_flags = [
+      "-E",
+      "zip_archiver_pexe=" + rebase_path(zip_archiver_pexe, root_build_dir),
+      "-D",
+      "enable_nacl",
+    ]
+    deps = [
+      "//ui/file_manager/zip_archiver/:zip_archiver",
+    ]
+  }
 }
 
 component("file_manager") {