Remove unused TouchEventCalibrate class.

ui/events/devices/x11/device_data_manager_x11.cc

 // 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.
 
 #include "ui/events/devices/x11/device_data_manager_x11.h"
 
 #include <stddef.h>
 #include <X11/extensions/XInput.h>
 #include <X11/extensions/XInput2.h>
 #include <X11/Xlib.h>
@@ skipping 783 matching lines @@
     ScrollInfo::AxisInfo* axis,
     double valuator) const {
   double offset = 0;
   if (axis->seen)
     offset = axis->position - valuator;
   axis->seen = true;
   axis->position = valuator;
   return offset / axis->increment;
 }
 
-bool DeviceDataManagerX11::TouchEventNeedsCalibrate(int touch_device_id) const {
-#if defined(OS_CHROMEOS)
-  if (!base::SysInfo::IsRunningOnChromeOS())
-    return false;
-
-  const std::vector<TouchscreenDevice>& touch_devices =
-      ui::DeviceDataManager::GetInstance()->touchscreen_devices();
-  std::vector<TouchscreenDevice>::const_iterator it = FindDeviceWithId(
-      touch_devices.begin(), touch_devices.end(), touch_device_id);
-  return it != touch_devices.end() && it->type == INPUT_DEVICE_INTERNAL;
-#endif  // defined(OS_CHROMEOS)
-  return false;
-}
-
 void DeviceDataManagerX11::SetDisabledKeyboardAllowedKeys(
     scoped_ptr<std::set<KeyboardCode> > excepted_keys) {
   DCHECK(!excepted_keys.get() ||
          !blocked_keyboard_allowed_keys_.get());
   blocked_keyboard_allowed_keys_ = std::move(excepted_keys);
 }
 
 void DeviceDataManagerX11::DisableDevice(int deviceid) {
   blocked_devices_.set(deviceid, true);
   // TODO(rsadam@): Support blocking touchscreen devices.
@@ skipping 60 matching lines @@
     } else {
       keyboards.erase(it);
       ++blocked_iter;
     }
   }
   // Notify base class of updated list.
   DeviceDataManager::OnKeyboardDevicesUpdated(keyboards);
 }
 
 }  // namespace ui