Capture a report on failed browser rendez-vous.

chrome/chrome_watcher/BUILD.gn

Index: chrome/chrome_watcher/BUILD.gn
diff --git a/chrome/chrome_watcher/BUILD.gn b/chrome/chrome_watcher/BUILD.gn
index c31088feccfafd27ce33c3c46ce4e8460e348a97..72230f5d1a492f0869a3712677fd0565bc6083dc 100644
--- a/chrome/chrome_watcher/BUILD.gn
+++ b/chrome/chrome_watcher/BUILD.gn
@@ -14,6 +14,18 @@ source_set("client") {
   ]
 }
 
+source_set("kasko_util") {
+  sources = [
+    "kasko_util.cc",
+    "kasko_util.h",
+  ]
+  deps = [
+    "//base",
+    "//components/crash/content/app",
+    "//third_party/kasko",
+  ]
+}
+
 process_version("chrome_watcher_resources") {
   template_file = chrome_version_rc_template
   sources = [
@@ -32,13 +44,12 @@ shared_library("chrome_watcher") {
   deps = [
     ":chrome_watcher_resources",
     ":client",
+    ":kasko_util",
     "//base",
     "//base:base_static",
     "//build/config/sanitizers:deps",
     "//chrome/installer/util:with_no_strings",
     "//components/browser_watcher",
-    "//components/crash/content/app",
-    "//third_party/kasko",
   ]
   ldflags = [ "/DEF:" + rebase_path("chrome_watcher.def", root_build_dir) ]
   configs -= [ "//build/config/win:console" ]