Add a .gclient file to be copied to boostrap a dawn checkout.
diff --git a/scripts/standalone.gclient b/scripts/standalone.gclient
new file mode 100644
index 0000000..241999a
--- /dev/null
+++ b/scripts/standalone.gclient
@@ -0,0 +1,10 @@
+# Copy this file to <dawn clone dir>/.gclient to bootstrap gclient in a
+# standalone checkout of Dawn.
+
+solutions = [
+  { "name"        : ".",
+    "url"         : "https://github.com/google/nxt-standalone.git",
+    "deps_file"   : "DEPS",
+    "managed"     : False,
+  },
+]