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services/device/public/interfaces/BUILD.gn

Index: services/device/public/interfaces/BUILD.gn
diff --git a/services/device/public/cpp/BUILD.gn b/services/device/public/interfaces/BUILD.gn
similarity index 65%
rename from services/device/public/cpp/BUILD.gn
rename to services/device/public/interfaces/BUILD.gn
index f341a18b19af81ef3555e0516a57d41519a3b99b..dec0769520ec7b1c9d432415dc5139f17d1e710f 100644
--- a/services/device/public/cpp/BUILD.gn
+++ b/services/device/public/interfaces/BUILD.gn
@@ -2,9 +2,10 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
-source_set("cpp") {
+import("//mojo/public/tools/bindings/mojom.gni")
+
+mojom("interfaces") {
   sources = [
-    "constants.cc",
-    "constants.h",
+    "constants.mojom",
   ]
 }