Remove msvs_guids from app, base, breakpad and build.

app/app.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     'app_base.gypi',
   ],
   'targets': [
     {
       'target_name': 'app_unittests',
       'type': 'executable',
-      'msvs_guid': 'B4D59AE8-8D2F-97E1-A8E9-6D2826729530',
       'dependencies': [
         'app_base',
         'app_resources',
         '../base/base.gyp:test_support_base',
         '../build/temp_gyp/googleurl.gyp:googleurl',
         '../net/net.gyp:net_test_support',
         '../skia/skia.gyp:skia',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         '../third_party/icu/icu.gyp:icui18n',
@@ skipping 49 matching lines @@
                 '../base/allocator/allocator.gyp:allocator',
               ],
             }],
           ],
         }],
       ],
     },
     {
       'target_name': 'app_resources',
       'type': 'none',
-      'msvs_guid': '3FBC4235-3FBD-46DF-AEDC-BADBBA13A095',
       'variables': {
         'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/app/app_resources',
       },
       'actions': [
         {
           'action_name': 'app_resources',
           'variables': {
             'grit_grd_file': 'resources/app_resources.grd',
           },
           'includes': [ '../build/grit_action.gypi' ],
         },
       ],
       'includes': [ '../build/grit_target.gypi' ],
     },
   ],
 }
 
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