Dump touchpad event logs for touch log source

ui/events/ozone/evdev/input_device_factory_evdev_proxy.h

Index: ui/events/ozone/evdev/input_device_factory_evdev_proxy.h
diff --git a/ui/events/ozone/evdev/input_device_factory_evdev_proxy.h b/ui/events/ozone/evdev/input_device_factory_evdev_proxy.h
index a7b4bb6e3d7cac3573b3723bfd93074b6d6abfba..0268b5ddd672f222c9428d4b1109fb33d532b309 100644
--- a/ui/events/ozone/evdev/input_device_factory_evdev_proxy.h
+++ b/ui/events/ozone/evdev/input_device_factory_evdev_proxy.h
@@ -6,6 +6,7 @@
 #define UI_EVENTS_OZONE_EVDEV_INPUT_DEVICE_FACTORY_PROXY_EVDEV_H_
 
 #include <set>
+#include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
@@ -21,6 +22,8 @@ class InputDeviceFactoryEvdev;
 struct InputDeviceSettingsEvdev;
 
 typedef base::Callback<void(scoped_ptr<std::string>)> GetTouchDeviceStatusReply;
+typedef base::Callback<void(scoped_ptr<std::vector<base::FilePath>>)>
+    GetTouchEventLogReply;
 
 // Thread safe proxy for InputDeviceFactoryEvdev.
 //
@@ -44,6 +47,8 @@ class EVENTS_OZONE_EVDEV_EXPORT InputDeviceFactoryEvdevProxy {
   void EnableInternalKeyboard();
   void UpdateInputDeviceSettings(const InputDeviceSettingsEvdev& settings);
   void GetTouchDeviceStatus(const GetTouchDeviceStatusReply& reply);
+  void GetTouchEventLog(const base::FilePath& out_dir,
+                        const GetTouchEventLogReply& reply);
 
  private:
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;