Create Linux platform app shortcuts to run in their own process.

chrome/chrome_browser.gypi

 # Copyright (c) 2012 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': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1908 matching lines @@
         'browser/sessions/session_types.cc',
         'browser/sessions/session_types.h',
         'browser/sessions/tab_restore_service.cc',
         'browser/sessions/tab_restore_service.h',
         'browser/sessions/tab_restore_service_factory.cc',
         'browser/sessions/tab_restore_service_factory.h',
         'browser/shell_integration.cc',
         'browser/shell_integration.h',
         'browser/shell_integration_android.cc',
         'browser/shell_integration_linux.cc',
+        'browser/shell_integration_linux.h',
         'browser/shell_integration_mac.mm',
         'browser/shell_integration_win.cc',
         'browser/signin/signin_manager.cc',
         'browser/signin/signin_manager.h',
         'browser/signin/signin_manager_factory.cc',
         'browser/signin/signin_manager_factory.h',
         'browser/signin/signin_tracker.cc',
         'browser/signin/signin_tracker.h',
         'browser/signin/token_service.cc',
         'browser/signin/token_service.h',
@@ skipping 3265 matching lines @@
       'type': 'static_library',
       'sources': [ 'browser/history/in_memory_url_index_cache.proto' ],
       'variables': {
         'proto_in_dir': 'browser/history',
         'proto_out_dir': 'chrome/browser/history',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }