Force inclusion of build/common.gypi for all chromium gyp files.

app/app.gyp

 # Copyright (c) 2009 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,
   },
-  'includes': [
-    '../build/common.gypi',
-  ],
   'target_defaults': {
     'sources/': [
       ['exclude', '/(cocoa|gtk|win)/'],
       ['exclude', '_(cocoa|gtk|linux|mac|posix|skia|win|x)\\.(cc|mm?)$'],
       ['exclude', '/(gtk|win|x11)_[^/]*\\.cc$'],
     ],
     'conditions': [
       ['OS=="linux"', {'sources/': [
         ['include', '/gtk/'],
         ['include', '_(gtk|linux|posix|skia|x)\\.cc$'],
@@ skipping 330 matching lines @@
                 'process_outputs_as_sources': 1,
                 'message': 'Generating appid information in <(SHARED_INTERMEDIATE_DIR)/chrome/appid.h'
               },
             ],
           },
         ],
       ],
     },
   ],
 }