Rename shell to v8_shell

samples/samples.gyp

 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 39 matching lines @@
       }],
       ['OS=="win" and v8_enable_i18n_support==1', {
         'dependencies': [
           '<(icu_gyp_path):icudata',
         ],
       }],
     ],
   },
   'targets': [
     {
-      'target_name': 'shell',
+      'target_name': 'v8_shell',
       'sources': [
         'shell.cc',
       ],
       'conditions': [
         [ 'want_separate_host_toolset==1', {
           'toolsets': [ '<(v8_toolset_for_shell)', ],
         }],
       ],
     },
     {
       'target_name': 'hello-world',
       'sources': [
         'hello-world.cc',
       ],
     },
     {
       'target_name': 'process',
       'sources': [
         'process.cc',
       ],
     },
   ],
 }