ozone: evdev: Filter devices by path

ui/events/ozone/evdev/device_manager_udev.cc

Index: ui/events/ozone/evdev/device_manager_udev.cc
diff --git a/ui/events/ozone/evdev/device_manager_udev.cc b/ui/events/ozone/evdev/device_manager_udev.cc
index de7b29dff71cc3f718fdc23f4c0cae1de43245ff..f08a0b0858b57ef287cbff01bfda0cf797b518a1 100644
--- a/ui/events/ozone/evdev/device_manager_udev.cc
+++ b/ui/events/ozone/evdev/device_manager_udev.cc
@@ -10,6 +10,7 @@
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_pump_ozone.h"
+#include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "ui/events/ozone/evdev/device_manager_evdev.h"
 #include "ui/events/ozone/evdev/event_factory_evdev.h"
@@ -101,6 +102,10 @@ bool UdevEnumerateInputDevices(struct udev* udev,
     if (!path)
       continue;
 
+    // Filter non-evdev device notes.
+    if (!StartsWithASCII(path, "/dev/input/event", true))
+      continue;
+
     // Found input device node; attach.
     device_callback.Run(base::FilePath(path));
   }