Update mojo sdk to rev 1dc8a9a5db73d3718d99917fadf31f5fb2ebad4f

build/module_args/mojo.gni

Index: build/module_args/mojo.gni
diff --git a/build/module_args/mojo.gni b/build/module_args/mojo.gni
index efa553560bdd3d00d2f95ae717d5287952b3d679..26ac3eb8284a04d4d7a38158cc784f6b502fafc1 100644
--- a/build/module_args/mojo.gni
+++ b/build/module_args/mojo.gni
@@ -16,6 +16,9 @@ mojo_disable_dart_apptest_framework = true
 # Points to the directory network_service is built from.
 mojo_network_service_root = "//mojo/services"
 
+# We use our own custom application code. Don't build Mojo's.
+mojo_disable_application_in_sdk = true
+
 declare_args() {
   # The mojo shell is forked and built in the chromium repo.
   mojo_build_mojo_shell_from_source = true