Revert "Update mojo sdk to rev 1dc8a9a5db73d3718d99917fadf31f5fb2ebad4f"

third_party/mojo/src/mojo/public/mojo.gni

Index: third_party/mojo/src/mojo/public/mojo.gni
diff --git a/third_party/mojo/src/mojo/public/mojo.gni b/third_party/mojo/src/mojo/public/mojo.gni
index c8c30551076be1998b8afdf10f5a61b2ab5a898c..f2631a0b466cfaf09e1e89c1693b704fac71391e 100644
--- a/third_party/mojo/src/mojo/public/mojo.gni
+++ b/third_party/mojo/src/mojo/public/mojo.gni
@@ -27,13 +27,6 @@ if (defined(mojo_disable_dart_apptest_framework) &&
   mojo_use_dart_apptest_framework = false
 }
 
-# Embedder uses Mojo application code.
-mojo_use_application_in_sdk = true
-if (defined(mojo_disable_application_in_sdk) &&
-    mojo_disable_application_in_sdk) {
-  mojo_use_application_in_sdk = false
-}
-
 # The absolute path to the directory containing the mojo public SDK (i.e., the
 # directory containing mojo/public). The build files within the Mojo public
 # SDK use this variable to allow themselves to be parameterized by the location