[swarming] Add isolate configs for d8 on linux.

build/standalone.gypi

 # 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 106 matching lines @@
         # linux_use_bundled_gold: whether to use the gold linker binary checked
         # into third_party/binutils.  Force this off via GYP_DEFINES when you
         # are using a custom toolchain and need to control -B in ldflags.
         # Do not use 32-bit gold on 32-bit hosts as it runs out address space
         # for component=static_library builds.
         ['(OS=="linux" or OS=="android") and (target_arch=="x64" or target_arch=="arm" or (target_arch=="ia32" and host_arch=="x64"))', {
           'linux_use_bundled_gold%': 1,
         }, {
           'linux_use_bundled_gold%': 0,
         }],
+
+        # TODO(machenbach): Remove the conditions as more configurations are
+        # supported.
+        ['OS=="linux"', {
+          'test_isolation_mode%': 'check',
+        }, {
+          'test_isolation_mode%': 'noop',
+        }],
       ],
     },
     'base_dir%': '<(base_dir)',
     'clang_dir%': '<(clang_dir)',
     'host_arch%': '<(host_arch)',
     'host_clang%': '<(host_clang)',
     'target_arch%': '<(target_arch)',
     'v8_target_arch%': '<(v8_target_arch)',
     'werror%': '-Werror',
     'use_goma%': '<(use_goma)',
     'gomadir%': '<(gomadir)',
     'asan%': '<(asan)',
     'lsan%': '<(lsan)',
     'msan%': '<(msan)',
     'tsan%': '<(tsan)',
     'sanitizer_coverage%': '<(sanitizer_coverage)',
     'use_custom_libcxx%': '<(use_custom_libcxx)',
     'linux_use_bundled_gold%': '<(linux_use_bundled_gold)',
     'use_lto%': '<(use_lto)',
     'cfi_vptr%': '<(cfi_vptr)',
     'cfi_diag%': '<(cfi_diag)',
     'cfi_blacklist%': '<(cfi_blacklist)',
+    'test_isolation_mode%': '<(test_isolation_mode)',
 
     # Add a simple extras solely for the purpose of the cctests
     'v8_extra_library_files': ['../test/cctest/test-extra.js'],
     'v8_experimental_extra_library_files': ['../test/cctest/test-experimental-extra.js'],
 
     # .gyp files or targets should set v8_code to 1 if they build V8 specific
     # code, as opposed to external code.  This variable is used to control such
     # things as the set of warnings to enable, and whether warnings are treated
     # as errors.
     'v8_code%': 0,
@@ skipping 1120 matching lines @@
               '-fsanitize=cfi-vcall',
               '-fsanitize=cfi-derived-cast',
               '-fsanitize=cfi-unrelated-cast',
             ],
           }],
         ],
       },
     }],
   ],
 }