Remove msvs_guids from app, base, breakpad and build.

breakpad/breakpad_sender.gypi

 # 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.
 
 {
   'target_defaults': {
     'variables': {
       'breakpad_sender_target': 0,
     },
     'target_conditions': [
       ['breakpad_sender_target==1', {
         'sources': [
           'src/client/windows/sender/crash_report_sender.cc',
           'src/common/windows/http_upload.cc',
           'src/client/windows/sender/crash_report_sender.h',
           'src/common/windows/http_upload.h',
         ],
         'include_dirs': [
           'src',
         ],
       }],
     ],
   },
   'conditions': [
     [ 'OS=="win"', {
       'targets': [
         {
           'target_name': 'breakpad_sender',
           'type': 'static_library',
-          'msvs_guid': '9946A048-043B-4F8F-9E07-9297B204714C',
           'variables': {
             'breakpad_sender_target': 1,
           },
           # TODO(gregoryd): direct_dependent_settings should be shared with the
           # 64-bit target, but it doesn't work due to a bug in gyp
           'direct_dependent_settings': {
             'include_dirs': [
               'src',
             ],
           },
         },
         {
           'target_name': 'breakpad_sender_win64',
           'type': 'static_library',
-          'msvs_guid': '237AEB58-9D74-41EF-9D49-A6ECE24EA8BC',
           'variables': {
             'breakpad_sender_target': 1,
           },
           # TODO(gregoryd): direct_dependent_settings should be shared with the
           # 32-bit target, but it doesn't work due to a bug in gyp
           'direct_dependent_settings': {
             'include_dirs': [
               'src',
             ],
           },
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }