Clean up after https://codereview.chromium.org/2741633003/.

cloud_print/virtual_driver/win/install/BUILD.gn

Index: cloud_print/virtual_driver/win/install/BUILD.gn
diff --git a/cloud_print/virtual_driver/win/install/BUILD.gn b/cloud_print/virtual_driver/win/install/BUILD.gn
index 17b7fd2b6be3d599e49fc4e7b44cbe2359e93eab..4d2552710e272f460638dc41b9fe9db234d5b31e 100644
--- a/cloud_print/virtual_driver/win/install/BUILD.gn
+++ b/cloud_print/virtual_driver/win/install/BUILD.gn
@@ -60,10 +60,6 @@ grit("resources") {
 
   source = "virtual_driver_setup_resources.grd"
 
-  # TODO(thakis): Consider removing this in favor of the default directory,
-  # https://crbug.com/697092
-  # output_dir = "$root_gen_dir/virtual_driver_setup_resources"
-
   outputs = [
     "grit/virtual_driver_setup_resources.h",
     "virtual_driver_setup_resources_ar.rc",