Capture a report on failed browser rendez-vous.

third_party/kasko/kasko.gni

Index: third_party/kasko/kasko.gni
diff --git a/third_party/kasko/kasko.gni b/third_party/kasko/kasko.gni
new file mode 100644
index 0000000000000000000000000000000000000000..897eea89fe478d9c4a4a96d181544f0723405fd4
--- /dev/null
+++ b/third_party/kasko/kasko.gni
@@ -0,0 +1,17 @@
+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//build/config/sanitizers/sanitizers.gni")
+
+declare_args() {
+  # Enable the reporting of browser hangs with Kasko.
+  enable_kasko_hang_reports = false
+
+  # Enable the reporting of failed browser rendez-vous with Kasko.
+  enable_kasko_failed_rdv_reports = false
+}
+
+# Enable the Kasko crash reporter. Enabled by default on syzyasan build.
+enable_kasko =
+    is_syzyasan || enable_kasko_hang_reports || enable_kasko_failed_rdv_reports