Permit MaterialDesignController to make IO call

As a one-time call on startup, permit
MaterialDesignController to check for
available touch devices on Chrome OS.

BUG=596294

Review-Url: https://codereview.chromium.org/1844033002
Cr-Commit-Position: refs/heads/master@{#392186}
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 6576b32b..eb64901 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -184,6 +184,8 @@
             "gnubby_auth_handler_linux\.cc$",
         r"^ui[\\\/]ozone[\\\/]platform[\\\/]drm[\\\/]host[\\\/]"
             "drm_display_host_manager\.cc$",
+        r"^ui[\\\/]base[\\\/]material_design[\\\/]"
+            "material_design_controller\.cc$",
       ),
     ),
     (