Enable connection to Mojo services from Blink

services/device/BUILD.gn

Index: services/device/BUILD.gn
diff --git a/services/device/BUILD.gn b/services/device/BUILD.gn
index e4c33bb4557783168e630f0a5086e2246e37d6e5..32f49224b22bb2793614e59ad8f07b5b930f8098 100644
--- a/services/device/BUILD.gn
+++ b/services/device/BUILD.gn
@@ -13,9 +13,17 @@ source_set("lib") {
 
   deps = [
     "//base",
+    "//device/time_zone_monitor",
     "//services/service_manager/public/cpp",
   ]
 
+  public_deps = [
+    # TODO(blundell): This dep shouldn't be necessary at all,
+    # but content_shell fails to link in the component build if
+    # this isn't here as a public_dep.
+    "//device/time_zone_monitor/public/interfaces",
+  ]
+
   data_deps = [
     ":manifest",
   ]