Touch constants and dead code removal.

build/common.gypi

 # Copyright (c) 2011 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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 1314 matching lines @@
             'sources/': [ ['exclude', '_aura\\.(h|cc)$'],
                           ['exclude', '(^|/)aura/'],
             ]
           }],
           ['use_aura==0 or use_x11==0', {
             'sources/': [ ['exclude', '_aurax11\\.(h|cc)$'] ]
           }],
           ['use_aura==0 or OS!="win"', {
             'sources/': [ ['exclude', '_aurawin\\.(h|cc)$'] ]
           }],
-          ['touchui!=1', {
-            'sources/': [ ['exclude', '_touch\\.(h|cc)$'] ]
-          }],
         ],
       }],
     ],  # target_conditions for 'target_defaults'
     'default_configuration': 'Debug',
     'configurations': {
       # VCLinkerTool LinkIncremental values below:
       #   0 == default
       #   1 == /INCREMENTAL:NO
       #   2 == /INCREMENTAL
       # Debug links incremental, Release does not.
@@ skipping 1268 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }