Fix arm build.

tools/gyp/v8.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 246 matching lines @@
             '--re=../../src/lexer/lexer_py.re',
             '--code=<(SHARED_INTERMEDIATE_DIR)/generated_lexer_utf8.cc',
             '--encoding=utf8',
           ],
         },
       ],
     },
     {
       'target_name': 'v8_base.<(v8_target_arch)',
       'type': 'static_library',
-      'dependencies': [
-        'generated-lexer',
+      'conditions': [
+        ['want_separate_host_toolset==1', {
+          'toolsets': ['host', 'target'],
+          'dependencies': ['generated-lexer#host'],
+        }, {
+          'toolsets': ['target'],
+          'dependencies': ['generated-lexer'],
+        }],
       ],
       'variables': {
         'optimize': 'max',
       },
       'include_dirs+': [
         '../../src',
         '../../include',
       ],
       'sources': [  ### gcmole(all) ###
         '../../src/accessors.cc',
@@ skipping 851 matching lines @@
         }],
         ['v8_compress_startup_data=="bz2"', {
           'libraries': [
             '-lbz2',
           ]
         }],
       ],
     },
   ],
 }