Remove msvs_guids from third_party, webkit, tools and views.

webkit/appcache/webkit_appcache.gypi

 # Copyright (c) 2010 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.
 
 {
   'targets': [
     {
       'target_name': 'appcache',
       'type': 'static_library',
-      'msvs_guid': '0B945915-31A7-4A07-A5B5-568D737A39B1',
       'dependencies': [
         '<(DEPTH)/app/app.gyp:app_base',
         '<(DEPTH)/net/net.gyp:net',
       ],
       'sources': [
         # This list contains all .h and .cc in appcache except for test code.
         'appcache.cc',
         'appcache.h',
         'appcache_backend_impl.cc',
         'appcache_backend_impl.h',
@@ skipping 46 matching lines @@
       'conditions': [
         ['inside_chromium_build==0', {
           'dependencies': [
             '<(DEPTH)/webkit/support/setup_third_party.gyp:third_party_headers',
           ],
         }],
       ],
     },
   ],
 }