Remove unused dbus includes

Bug: 244341573
Test: cd system/update_engine; mma
Change-Id: I41fc45138665db48161c219efdf14e4d9daccfcc
diff --git a/Android.bp b/Android.bp
index 90b3af4..1991c49 100644
--- a/Android.bp
+++ b/Android.bp
@@ -506,10 +506,6 @@
         "ue_defaults",
     ],
 
-    // TODO(deymo): Remove external/cros/system_api/dbus once the strings are moved
-    // out of the DBus interface.
-    include_dirs: ["external/cros/system_api/dbus"],
-
     aidl: {
         local_include_dirs: ["binder_bindings"],
         export_aidl_headers: true,
@@ -587,9 +583,6 @@
     recovery: true,
 
     cflags: ["-D_UE_SIDELOAD"],
-    // TODO(deymo): Remove external/cros/system_api/dbus once the strings are moved
-    // out of the DBus interface.
-    include_dirs: ["external/cros/system_api/dbus"],
     header_libs: ["libgtest_prod_headers"],
 
     srcs: [
@@ -654,10 +647,6 @@
     name: "update_engine_client",
     defaults: ["ue_defaults"],
 
-    // TODO(deymo): Remove external/cros/system_api/dbus once the strings are moved
-    // out of the DBus interface.
-    include_dirs: ["external/cros/system_api/dbus"],
-
     shared_libs: [
         "libbinder",
         "libbinderwrapper",