Fix unsafe destruction order of InputDeviceFactoryEvdev

ui/events/ozone/evdev/input_device_factory_evdev.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_EVDEV_H_
 #define UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_EVDEV_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 80 matching lines @@
   void NotifyMouseDevicesUpdated();
   void NotifyTouchpadDevicesUpdated();
 
   void SetIntPropertyForOneType(const EventDeviceType type,
                                 const std::string& name,
                                 int value);
   void SetBoolPropertyForOneType(const EventDeviceType type,
                                  const std::string& name,
                                  bool value);
 
-  // Owned per-device event converters (by path).
-  std::map<base::FilePath, std::unique_ptr<EventConverterEvdev>> converters_;
-
   // Task runner for our thread.
   scoped_refptr<base::TaskRunner> task_runner_;
 
   // Cursor movement.
   CursorDelegateEvdev* cursor_;
 
 #if defined(USE_EVDEV_GESTURES)
   // Gesture library property provider (used by touchpads/mice).
   std::unique_ptr<GesturePropertyProvider> gesture_property_provider_;
 #endif
@@ skipping 16 matching lines @@
 
   // LEDs.
   bool caps_lock_led_enabled_ = false;
 
   // Whether touch palm suppression is enabled.
   bool palm_suppression_enabled_ = false;
 
   // Device settings. These primarily affect libgestures behavior.
   InputDeviceSettingsEvdev input_device_settings_;
 
+  // Owned per-device event converters (by path).
+  // NB: This should be destroyed early, before any shared state.
+  std::map<base::FilePath, std::unique_ptr<EventConverterEvdev>> converters_;
+
   // Support weak pointers for attach & detach callbacks.
   base::WeakPtrFactory<InputDeviceFactoryEvdev> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(InputDeviceFactoryEvdev);
 };
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_EVDEV_H_