Revert 241574 "Add libc++ and libc++abi to third-party."

trunk/src/third_party/libc++/libc++.gyp

-# Copyright 2013 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': 'libc++',
-      'type': 'shared_library',
-      'variables': {
-         'prune_self_dependency': 1,
-      },
-      'dependencies=': [],
-      'sources': [
-        'trunk/src/algorithm.cpp',
-        'trunk/src/bind.cpp',
-        'trunk/src/chrono.cpp',
-        'trunk/src/condition_variable.cpp',
-        'trunk/src/debug.cpp',
-        'trunk/src/exception.cpp',
-        'trunk/src/future.cpp',
-        'trunk/src/hash.cpp',
-        'trunk/src/ios.cpp',
-        'trunk/src/iostream.cpp',
-        'trunk/src/locale.cpp',
-        'trunk/src/memory.cpp',
-        'trunk/src/mutex.cpp',
-        'trunk/src/new.cpp',
-        'trunk/src/optional.cpp',
-        'trunk/src/random.cpp',
-        'trunk/src/regex.cpp',
-        'trunk/src/shared_mutex.cpp',
-        'trunk/src/stdexcept.cpp',
-        'trunk/src/string.cpp',
-        'trunk/src/strstream.cpp',
-        'trunk/src/system_error.cpp',
-        'trunk/src/thread.cpp',
-        'trunk/src/typeinfo.cpp',
-        'trunk/src/utility.cpp',
-        'trunk/src/valarray.cpp',
-      ],
-      'include_dirs': [
-        'trunk/include',
-        '../libc++abi/trunk/include',
-      ],
-      'cflags': [
-        '-g', '-Os', '-fPIC',
-        '-std=c++11',
-        '-fstrict-aliasing',
-        '-Wall',
-        '-Wextra',
-        '-Wshadow',
-        '-Wconversion',
-        '-Wnewline-eof',
-        '-Wpadded',
-        '-Wmissing-prototypes',
-        '-Wstrict-aliasing=2',
-        '-Wstrict-overflow=4',
-        '-nostdinc++',
-      ],
-      'direct_dependent_settings': {
-        'target_conditions': [
-          ['_type!="none"', {
-            'include_dirs': [
-              'trunk/include',
-            ],
-            'cflags_cc': [
-              '-nostdinc++',
-            ],
-            'ldflags': [
-              '-stdlib=libc++',
-              '-L<(PRODUCT_DIR)/lib/',
-            ],
-          }],
-        ],
-      },
-      'cflags_cc!': [
-        '-fno-rtti',
-      ],
-      'cflags!': [
-        '-fno-exceptions',
-        '-fvisibility=hidden',
-      ],
-      'ldflags': [
-        '-nodefaultlibs',
-      ],
-      'ldflags!': [
-        '-pthread',
-      ],
-      'libraries': [
-        '-lrt',
-        '-lc',
-      ],
-    },
-  ]
-}