Revert of Introduce the devices Mojo app

mojo/application/public/cpp/BUILD.gn

Index: mojo/application/public/cpp/BUILD.gn
diff --git a/mojo/application/public/cpp/BUILD.gn b/mojo/application/public/cpp/BUILD.gn
index 4e1010943a599d61e4b9ebb691d8b897fa9c4dd2..55b9710632dc61d42db10305826ba7365c794e04 100644
--- a/mojo/application/public/cpp/BUILD.gn
+++ b/mojo/application/public/cpp/BUILD.gn
@@ -4,7 +4,7 @@
 
 # GYP version: mojo/mojo_base.gyp:mojo_application_base
 source_set("cpp") {
-  public_deps = [
+  deps = [
     ":sources",
     ":init_commandline",
   ]
@@ -13,7 +13,7 @@
 # Like the target above, but without special commandline initialization that
 # apps use.
 source_set("cpp_for_chromium") {
-  public_deps = [
+  deps = [
     ":sources",
   ]
 }