Extract touchscreen device management into a generic manager

ash/ash.gyp

 #a Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
   },
   'includes': [
@@ skipping 689 matching lines @@
           'msvs_disabled_warnings': [ 4267, ],
         }],
         ['use_x11!=1', {
           'sources/': [
             ['exclude', 'accelerators/key_hold_detector.cc'],
             ['exclude', 'accelerators/key_hold_detector.h'],
             ['exclude', 'accelerators/magnifier_key_scroller.cc'],
             ['exclude', 'accelerators/magnifier_key_scroller.h'],
             ['exclude', 'accelerators/spoken_feedback_toggler.cc'],
             ['exclude', 'accelerators/spoken_feedback_toggler.h'],
-            ['exclude', 'touch/touch_transformer_controller.cc'],
-            ['exclude', 'touch/touch_transformer_controller.h'],
           ],
         }, { # else: use_x11==1
           'dependencies': [
             '../build/linux/system.gyp:xfixes',
            ],
         }],
         ['chromeos==1', {
           'dependencies': [
             '../chromeos/chromeos.gyp:chromeos',
             # Ash #includes power_supply_properties.pb.h directly.
@@ skipping 334 matching lines @@
         }],
         ['OS=="win" and win_use_allocator_shim==1', {
           'dependencies': [
             '../base/allocator/allocator.gyp:allocator',
           ],
         }],
         ['use_x11!=1', {
           'sources/': [
             ['exclude', 'accelerators/magnifier_key_scroller_unittest.cc'],
             ['exclude', 'accelerators/spoken_feedback_toggler_unittest.cc'],
-            ['exclude', 'touch/touch_transformer_controller_unittest.cc'],
           ],
         }],
         ['chromeos==1', {
           'dependencies': [
             '../chromeos/chromeos.gyp:chromeos_test_support_without_gmock',
             '../chromeos/chromeos.gyp:power_manager_proto',
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
             '../ui/display/display.gyp:display',
             '../ui/display/display.gyp:display_test_util',
             '../ui/display/display.gyp:display_types',
@@ skipping 135 matching lines @@
       'conditions': [
         ['chromeos==1', {
           'dependencies': [
             '../ui/display/display.gyp:display',
           ],
         }],
       ],
     },
   ],
 }