[date] Refactor TimezoneCache to be separate from the OS

src/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 1855 matching lines @@
         'base/platform/platform.h',
         'base/platform/semaphore.cc',
         'base/platform/semaphore.h',
         'base/ring-buffer.h',
         'base/safe_conversions.h',
         'base/safe_conversions_impl.h',
         'base/safe_math.h',
         'base/safe_math_impl.h',
         'base/sys-info.cc',
         'base/sys-info.h',
+        'base/timezone-cache.h',
         'base/utils/random-number-generator.cc',
         'base/utils/random-number-generator.h',
       ],
       'target_conditions': [
         ['OS=="android" and _toolset=="target"', {
           'libraries': [
             '-llog',
           ],
           'include_dirs': [
             'src/common/android/include',
@@ skipping 20 matching lines @@
         ['OS=="linux"', {
             'link_settings': {
               'libraries': [
                 '-ldl',
                 '-lrt'
               ],
             },
             'sources': [
               'base/debug/stack_trace_posix.cc',
               'base/platform/platform-linux.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
             ],
           }
         ],
         ['OS=="android"', {
             'sources': [
               'base/debug/stack_trace_android.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
             ],
             'link_settings': {
               'target_conditions': [
                 ['_toolset=="host" and host_os!="mac"', {
                   # Only include libdl and librt on host builds because they
                   # are included by default on Android target builds, and we
                   # don't want to re-include them here since this will change
                   # library order and break (see crbug.com/469973).
                   # These libraries do not exist on Mac hosted builds.
@@ skipping 35 matching lines @@
                 }],
                 ['_toolset=="target"', {
                   'libraries': [
                     '-lbacktrace'
                   ],
                 }],
               ],
             },
             'sources': [
               'base/debug/stack_trace_posix.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
               'base/qnx-math.h'
             ],
             'target_conditions': [
               ['_toolset=="host" and host_os=="linux"', {
                 'sources': [
                   'base/platform/platform-linux.cc'
                 ],
               }],
               ['_toolset=="host" and host_os=="mac"', {
@@ skipping 10 matching lines @@
           },
         ],
         ['OS=="freebsd"', {
             'link_settings': {
               'libraries': [
                 '-L/usr/local/lib -lexecinfo',
             ]},
             'sources': [
               'base/debug/stack_trace_posix.cc',
               'base/platform/platform-freebsd.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
             ],
           }
         ],
         ['OS=="openbsd"', {
             'link_settings': {
               'libraries': [
                 '-L/usr/local/lib -lexecinfo',
             ]},
             'sources': [
               'base/platform/platform-openbsd.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc'
             ],
           }
         ],
         ['OS=="netbsd"', {
             'link_settings': {
               'libraries': [
                 '-L/usr/pkg/lib -Wl,-R/usr/pkg/lib -lexecinfo',
             ]},
             'sources': [
               'base/debug/stack_trace_posix.cc',
               'base/platform/platform-openbsd.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
             ],
           }
         ],
         ['OS=="aix"', {
           'sources': [
             'base/debug/stack_trace_posix.cc',
             'base/platform/platform-aix.cc',
+            'base/platform/platform-posix.h',
             'base/platform/platform-posix.cc'
           ]},
         ],
         ['OS=="solaris"', {
             'link_settings': {
               'libraries': [
                 '-lnsl -lrt',
             ]},
             'sources': [
               'base/debug/stack_trace_posix.cc',
               'base/platform/platform-solaris.cc',
+              'base/platform/platform-posix.h',
               'base/platform/platform-posix.cc',
             ],
           }
         ],
         ['OS=="mac"', {
           'sources': [
             'base/debug/stack_trace_posix.cc',
             'base/platform/platform-macos.cc',
+            'base/platform/platform-posix.h',
             'base/platform/platform-posix.cc',
           ]},
         ],
         ['OS=="win"', {
           'defines': [
             '_CRT_RAND_S'  # for rand_s()
           ],
           'variables': {
             'gyp_generators': '<!(echo $GYP_GENERATORS)',
           },
           'conditions': [
             ['gyp_generators=="make"', {
               'variables': {
                 'build_env': '<!(uname -o)',
               },
               'conditions': [
                 ['build_env=="Cygwin"', {
                   'sources': [
                     'base/debug/stack_trace_posix.cc',
                     'base/platform/platform-cygwin.cc',
+                    'base/platform/platform-posix.h',
                     'base/platform/platform-posix.cc',
                   ],
                 }, {
                   'sources': [
                     'base/debug/stack_trace_win.cc',
                     'base/platform/platform-win32.cc',
                     'base/win32-headers.h',
                   ],
                 }],
               ],
@@ skipping 417 matching lines @@
       'conditions': [
         ['want_separate_host_toolset_mkpeephole==1', {
           'toolsets': ['host'],
         }, {
           'toolsets': ['target'],
         }],
       ],
     },
   ],
 }