Mojo interface for Leak Detector on remote process

components/metrics/BUILD.gn

Index: components/metrics/BUILD.gn
diff --git a/components/metrics/BUILD.gn b/components/metrics/BUILD.gn
index 83469f2e151aba21c6277a4a5e7b91dae8863c17..585e3b433e2665846716fc86ad84bb6f9d64dab0 100644
--- a/components/metrics/BUILD.gn
+++ b/components/metrics/BUILD.gn
@@ -2,6 +2,8 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
+import("//mojo/public/tools/bindings/mojom.gni")
+
 declare_args() {
   # Overrides os name in uma metrics log to "Blimp".
   metrics_use_blimp = false
@@ -303,6 +305,14 @@ if (is_linux) {
 }
 
 if (is_chromeos) {
+  mojom("interfaces") {
+    sources = [
+      "leak_detector/leak_detector_remote.mojom",
+    ]
+  }
+}
+
+if (is_chromeos) {
   source_set("leak_detector_unit_tests") {
     testonly = true
     sources = [