Revert of Move gn _run target generation into test().

components/nacl/loader/BUILD.gn

Index: components/nacl/loader/BUILD.gn
diff --git a/components/nacl/loader/BUILD.gn b/components/nacl/loader/BUILD.gn
index 6a8c161c9caf3d8415fad0179c6ef62768f207d4..038fc37f9ff0976271500e3971f099b6771aa6f0 100644
--- a/components/nacl/loader/BUILD.gn
+++ b/components/nacl/loader/BUILD.gn
@@ -71,6 +71,15 @@
   ]
 }
 
+# TODO(GYP): Delete this after we've converted everything to GN.
+# The _run targets exist only for compatibility w/ GYP.
+group("nacl_loader_unittests_run") {
+  testonly = true
+  deps = [
+    ":nacl_loader_unittests",
+  ]
+}
+
 test("nacl_loader_unittests") {
   sources = [
     "nacl_ipc_adapter_unittest.cc",
@@ -147,14 +156,29 @@
       "//base",
       "//base/test:test_launcher_nacl_nonsfi",
     ]
-    data_deps = [
+  }
+
+  group("helper_nonsfi") {
+    data_deps = [
+      ":nacl_helper_nonsfi_copy(//build/toolchain/nacl:newlib_pnacl_nonsfi)",
+    ]
+  }
+
+  group("helper_nonsfi_unittests") {
+    testonly = true
+    data_deps = [
+      ":nacl_helper_nonsfi_unittests",
       ":nacl_helper_nonsfi_unittests_main_copy(//build/toolchain/nacl:newlib_pnacl_nonsfi)",
     ]
   }
 
-  group("helper_nonsfi") {
-    data_deps = [
-      ":nacl_helper_nonsfi_copy(//build/toolchain/nacl:newlib_pnacl_nonsfi)",
+  # TODO(GYP): Delete this after we've converted everything to GN.
+  # The _run targets exist only for compatibility w/ GYP.
+  group("nacl_helper_nonsfi_unittests_run") {
+    testonly = true
+    data_deps = [
+      ":helper_nonsfi_unittests",
+      ":nacl_helper_nonsfi_unittests_main_copy(//build/toolchain/nacl:newlib_pnacl_nonsfi)",
     ]
   }
 }