Update //third_party/protobuf to version 3.

third_party/protobuf/protobuf.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.

[Peter Kasting, 2016/04/06 22:35:40]

For review comments for this file, see my comments in BUILD.gn, which basically
all apply here too.

 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'conditions': [
     ['use_system_protobuf==0', {
       'conditions': [
         ['OS!="win"', {
-          'variables': {
-            'config_h_dir':
-              '.',  # crafted for gcc/linux.
-          },
-        }, {  # else, OS=="win"
-          'variables': {
-            'config_h_dir':
-              'vsprojects',  # crafted for msvc.
-          },
+          'target_defaults': {
+            'defines': [
+              # protobuf requires these to be set manually, as it no longer
+              # uses config.h
+              'HAVE_ZLIB',
+              'HAVE_PTHREAD',
+            ],
+          }
+        }],
+        ['OS=="win"', {
           'target_defaults': {
             'msvs_disabled_warnings': [
               4018,  # signed/unsigned mismatch in comparison
               4244,  # implicit conversion, possible loss of data
               4355,  # 'this' used in base member initializer list
               4267,  # size_t to int truncation
               4291,  # no matching operator delete for a placement new
+              4305,  # double to float truncation
+              4065,  # switch statement contains 'default' but no 'case' labels
+              4506,  # no definition for inline function (protobuf issue #240)
+              4146,  # unary minus operator applied to unsigned type
             ],
             'defines!': [
               'WIN32_LEAN_AND_MEAN',  # Protobuf defines this itself.
             ],
           },
         }],
         ['OS=="ios" and "<(GENERATOR)"=="xcode" and "<(GENERATOR_FLAVOR)"!="ninja"', {
           'variables': {
             'ninja_output_dir': 'ninja-protoc',
             'ninja_product_dir':
@@ skipping 44 matching lines @@
         #   option optimize_for = LITE_RUNTIME;
         #
         # to your .proto file.
         {
           'target_name': 'protobuf_lite',
           'type': '<(component)',
           'toolsets': ['host', 'target'],
           'includes': [
             'protobuf_lite.gypi',
           ],
+          'variables': {
+            'clang_warning_flags': [
+              # protobuf-3 contains a few functions that are unused.
+              '-Wno-unused-function',
+            ],
+          },
           # Required for component builds. See http://crbug.com/172800.
           'defines': [
             'LIBPROTOBUF_EXPORTS',
             'PROTOBUF_USE_DLLS',
           ],
           'direct_dependent_settings': {
             'defines': [
               'PROTOBUF_USE_DLLS',
             ],
           },
         },
         # This is the full, heavy protobuf lib that's needed for c++ .protos
         # that don't specify the LITE_RUNTIME option.  The protocol
         # compiler itself (protoc) falls into that category.
         #
         # DO NOT LINK AGAINST THIS TARGET IN CHROME CODE  --agl
         {
           'target_name': 'protobuf_full_do_not_use',
           'type': 'static_library',
           'toolsets': ['host','target'],
           'includes': [
             'protobuf_lite.gypi',
           ],
+          'variables': {
+            'clang_warning_flags': [
+              # protobuf-3 contains a few functions that are unused.
+              '-Wno-unused-function',
+            ],
+          },
           'sources': [
-            'src/google/protobuf/descriptor.h',
-            'src/google/protobuf/descriptor.pb.h',
-            'src/google/protobuf/descriptor_database.h',
-            'src/google/protobuf/dynamic_message.h',
-            'src/google/protobuf/generated_enum_reflection.h',
-            'src/google/protobuf/generated_message_reflection.h',
-            'src/google/protobuf/message.h',
-            'src/google/protobuf/reflection_ops.h',
-            'src/google/protobuf/service.h',
-            'src/google/protobuf/text_format.h',
-            'src/google/protobuf/wire_format.h',
-            'src/google/protobuf/io/gzip_stream.h',
-            'src/google/protobuf/io/printer.h',
-            'src/google/protobuf/io/tokenizer.h',
-            'src/google/protobuf/io/zero_copy_stream_impl.h',
-            'src/google/protobuf/compiler/code_generator.h',
-            'src/google/protobuf/compiler/command_line_interface.h',
-            'src/google/protobuf/compiler/importer.h',
-            'src/google/protobuf/compiler/java/java_doc_comment.cc',
-            'src/google/protobuf/compiler/java/java_doc_comment.h',
-            'src/google/protobuf/compiler/parser.h',
-
-            'src/google/protobuf/stubs/strutil.cc',
-            'src/google/protobuf/stubs/strutil.h',
-            'src/google/protobuf/stubs/substitute.cc',
-            'src/google/protobuf/stubs/substitute.h',
-            'src/google/protobuf/stubs/stl_util.h',
-            'src/google/protobuf/stubs/stringprintf.cc',
-            'src/google/protobuf/stubs/stringprintf.h',
-            'src/google/protobuf/stubs/structurally_valid.cc',
-            'src/google/protobuf/stubs/template_util.h',
-            'src/google/protobuf/stubs/type_traits.h',
-
-            'src/google/protobuf/descriptor.cc',
-            'src/google/protobuf/descriptor.pb.cc',
-            'src/google/protobuf/descriptor_database.cc',
-            'src/google/protobuf/dynamic_message.cc',
-            'src/google/protobuf/extension_set.cc',
-            'src/google/protobuf/extension_set.h',
-            'src/google/protobuf/extension_set_heavy.cc',
-            'src/google/protobuf/generated_message_reflection.cc',
-            'src/google/protobuf/message.cc',
-            'src/google/protobuf/reflection_ops.cc',
-            'src/google/protobuf/service.cc',
-            'src/google/protobuf/text_format.cc',
-            'src/google/protobuf/wire_format.cc',
-            # This file pulls in zlib, but it's not actually used by protoc, so
-            # instead of compiling zlib for the host, let's just exclude this.
-            # 'src/src/google/protobuf/io/gzip_stream.cc',
-            'src/google/protobuf/io/printer.cc',
-            'src/google/protobuf/io/tokenizer.cc',
-            'src/google/protobuf/io/zero_copy_stream_impl.cc',
-            'src/google/protobuf/compiler/importer.cc',
-            'src/google/protobuf/compiler/parser.cc',
+            "src/google/protobuf/any.cc",
+            "src/google/protobuf/any.h",
+            "src/google/protobuf/any.pb.cc",
+            "src/google/protobuf/any.pb.h",
+            "src/google/protobuf/api.pb.cc",
+            "src/google/protobuf/api.pb.h",
+            "src/google/protobuf/compiler/importer.cc",
+            "src/google/protobuf/compiler/importer.h",
+            "src/google/protobuf/compiler/parser.cc",
+            "src/google/protobuf/compiler/parser.h",
+            "src/google/protobuf/descriptor.cc",
+            "src/google/protobuf/descriptor.h",
+            "src/google/protobuf/descriptor.pb.cc",
+            "src/google/protobuf/descriptor.pb.h",
+            "src/google/protobuf/descriptor_database.cc",
+            "src/google/protobuf/descriptor_database.h",
+            "src/google/protobuf/duration.pb.cc",
+            "src/google/protobuf/duration.pb.h",
+            "src/google/protobuf/dynamic_message.cc",
+            "src/google/protobuf/dynamic_message.h",
+            "src/google/protobuf/empty.pb.cc",
+            "src/google/protobuf/empty.pb.h",
+            "src/google/protobuf/extension_set_heavy.cc",
+            "src/google/protobuf/extension_set_heavy.h",
+            "src/google/protobuf/field_mask.pb.cc",
+            "src/google/protobuf/field_mask.pb.h",
+            "src/google/protobuf/generated_message_reflection.cc",
+            "src/google/protobuf/generated_message_reflection.h",
+            "src/google/protobuf/io/printer.cc",
+            "src/google/protobuf/io/printer.h",
+            "src/google/protobuf/io/strtod.cc",
+            "src/google/protobuf/io/strtod.h",
+            "src/google/protobuf/io/tokenizer.cc",
+            "src/google/protobuf/io/tokenizer.h",
+            "src/google/protobuf/io/zero_copy_stream_impl.cc",
+            "src/google/protobuf/io/zero_copy_stream_impl.h",
+            "src/google/protobuf/map_field.cc",
+            "src/google/protobuf/map_field.h",
+            "src/google/protobuf/message.cc",
+            "src/google/protobuf/message.h",
+            "src/google/protobuf/reflection_ops.cc",
+            "src/google/protobuf/reflection_ops.h",
+            "src/google/protobuf/service.cc",
+            "src/google/protobuf/service.h",
+            "src/google/protobuf/source_context.pb.cc",
+            "src/google/protobuf/source_context.pb.h",
+            "src/google/protobuf/struct.pb.cc",
+            "src/google/protobuf/struct.pb.h",
+            "src/google/protobuf/stubs/mathlimits.cc",
+            "src/google/protobuf/stubs/mathlimits.h",
+            "src/google/protobuf/stubs/substitute.cc",
+            "src/google/protobuf/stubs/substitute.h",
+            "src/google/protobuf/text_format.cc",
+            "src/google/protobuf/text_format.h",
+            "src/google/protobuf/timestamp.pb.cc",
+            "src/google/protobuf/timestamp.pb.h",
+            "src/google/protobuf/type.pb.cc",
+            "src/google/protobuf/type.pb.h",
+            "src/google/protobuf/unknown_field_set.cc",
+            "src/google/protobuf/unknown_field_set.h",
+            "src/google/protobuf/util/field_comparator.cc",
+            "src/google/protobuf/util/field_comparator.h",
+            "src/google/protobuf/util/field_mask_util.cc",
+            "src/google/protobuf/util/field_mask_util.h",
+            "src/google/protobuf/util/internal/datapiece.cc",
+            "src/google/protobuf/util/internal/datapiece.h",
+            "src/google/protobuf/util/internal/default_value_objectwriter.cc",
+            "src/google/protobuf/util/internal/default_value_objectwriter.h",
+            "src/google/protobuf/util/internal/error_listener.cc",
+            "src/google/protobuf/util/internal/error_listener.h",
+            "src/google/protobuf/util/internal/field_mask_utility.cc",
+            "src/google/protobuf/util/internal/field_mask_utility.h",
+            "src/google/protobuf/util/internal/json_escaping.cc",
+            "src/google/protobuf/util/internal/json_escaping.h",
+            "src/google/protobuf/util/internal/json_objectwriter.cc",
+            "src/google/protobuf/util/internal/json_objectwriter.h",
+            "src/google/protobuf/util/internal/json_stream_parser.cc",
+            "src/google/protobuf/util/internal/json_stream_parser.h",
+            "src/google/protobuf/util/internal/object_writer.cc",
+            "src/google/protobuf/util/internal/object_writer.h",
+            "src/google/protobuf/util/internal/proto_writer.cc",
+            "src/google/protobuf/util/internal/proto_writer.h",
+            "src/google/protobuf/util/internal/protostream_objectsource.cc",
+            "src/google/protobuf/util/internal/protostream_objectsource.h",
+            "src/google/protobuf/util/internal/protostream_objectwriter.cc",
+            "src/google/protobuf/util/internal/protostream_objectwriter.h",
+            "src/google/protobuf/util/internal/type_info.cc",
+            "src/google/protobuf/util/internal/type_info.h",
+            "src/google/protobuf/util/internal/type_info_test_helper.cc",
+            "src/google/protobuf/util/internal/type_info_test_helper.h",
+            "src/google/protobuf/util/internal/utility.cc",
+            "src/google/protobuf/util/internal/utility.h",
+            "src/google/protobuf/util/json_util.cc",
+            "src/google/protobuf/util/json_util.h",
+            "src/google/protobuf/util/message_differencer.cc",
+            "src/google/protobuf/util/message_differencer.h",
+            "src/google/protobuf/util/time_util.cc",
+            "src/google/protobuf/util/time_util.h",
+            "src/google/protobuf/util/type_resolver_util.cc",
+            "src/google/protobuf/util/type_resolver_util.h",
+            "src/google/protobuf/wire_format.cc",
+            "src/google/protobuf/wire_format.h",
+            "src/google/protobuf/wrappers.pb.cc",
+            "src/google/protobuf/wrappers.pb.h",
           ],
         },
         {
           'target_name': 'protoc',
           'conditions': [
             ['OS!="ios" or "<(GENERATOR)"!="xcode" or "<(GENERATOR_FLAVOR)"=="ninja"', {
               'type': 'executable',
               'toolsets': ['host'],
               'sources': [
-                'src/google/protobuf/compiler/code_generator.cc',
-                'src/google/protobuf/compiler/command_line_interface.cc',
-                'src/google/protobuf/compiler/plugin.cc',
-                'src/google/protobuf/compiler/plugin.pb.cc',
-                'src/google/protobuf/compiler/subprocess.cc',
-                'src/google/protobuf/compiler/subprocess.h',
-                'src/google/protobuf/compiler/zip_writer.cc',
-                'src/google/protobuf/compiler/zip_writer.h',
-                'src/google/protobuf/compiler/cpp/cpp_enum.cc',
-                'src/google/protobuf/compiler/cpp/cpp_enum.h',
-                'src/google/protobuf/compiler/cpp/cpp_enum_field.cc',
-                'src/google/protobuf/compiler/cpp/cpp_enum_field.h',
-                'src/google/protobuf/compiler/cpp/cpp_extension.cc',
-                'src/google/protobuf/compiler/cpp/cpp_extension.h',
-                'src/google/protobuf/compiler/cpp/cpp_field.cc',
-                'src/google/protobuf/compiler/cpp/cpp_field.h',
-                'src/google/protobuf/compiler/cpp/cpp_file.cc',
-                'src/google/protobuf/compiler/cpp/cpp_file.h',
-                'src/google/protobuf/compiler/cpp/cpp_generator.cc',
-                'src/google/protobuf/compiler/cpp/cpp_helpers.cc',
-                'src/google/protobuf/compiler/cpp/cpp_helpers.h',
-                'src/google/protobuf/compiler/cpp/cpp_message.cc',
-                'src/google/protobuf/compiler/cpp/cpp_message.h',
-                'src/google/protobuf/compiler/cpp/cpp_message_field.cc',
-                'src/google/protobuf/compiler/cpp/cpp_message_field.h',
-                'src/google/protobuf/compiler/cpp/cpp_primitive_field.cc',
-                'src/google/protobuf/compiler/cpp/cpp_primitive_field.h',
-                'src/google/protobuf/compiler/cpp/cpp_service.cc',
-                'src/google/protobuf/compiler/cpp/cpp_service.h',
-                'src/google/protobuf/compiler/cpp/cpp_string_field.cc',
-                'src/google/protobuf/compiler/cpp/cpp_string_field.h',
-                'src/google/protobuf/compiler/java/java_enum.cc',
-                'src/google/protobuf/compiler/java/java_enum.h',
-                'src/google/protobuf/compiler/java/java_enum_field.cc',
-                'src/google/protobuf/compiler/java/java_enum_field.h',
-                'src/google/protobuf/compiler/java/java_extension.cc',
-                'src/google/protobuf/compiler/java/java_extension.h',
-                'src/google/protobuf/compiler/java/java_field.cc',
-                'src/google/protobuf/compiler/java/java_field.h',
-                'src/google/protobuf/compiler/java/java_file.cc',
-                'src/google/protobuf/compiler/java/java_file.h',
-                'src/google/protobuf/compiler/java/java_generator.cc',
-                'src/google/protobuf/compiler/java/java_helpers.cc',
-                'src/google/protobuf/compiler/java/java_helpers.h',
-                'src/google/protobuf/compiler/java/java_message.cc',
-                'src/google/protobuf/compiler/java/java_message.h',
-                'src/google/protobuf/compiler/java/java_message_field.cc',
-                'src/google/protobuf/compiler/java/java_message_field.h',
-                'src/google/protobuf/compiler/java/java_primitive_field.cc',
-                'src/google/protobuf/compiler/java/java_primitive_field.h',
-                'src/google/protobuf/compiler/java/java_service.cc',
-                'src/google/protobuf/compiler/java/java_service.h',
-                'src/google/protobuf/compiler/java/java_string_field.cc',
-                'src/google/protobuf/compiler/java/java_string_field.h',
-                'src/google/protobuf/compiler/python/python_generator.cc',
-                'src/google/protobuf/compiler/main.cc',
+                "src/google/protobuf/compiler/code_generator.cc",
+                "src/google/protobuf/compiler/code_generator.h",
+                "src/google/protobuf/compiler/command_line_interface.cc",
+                "src/google/protobuf/compiler/command_line_interface.h",
+                "src/google/protobuf/compiler/cpp/cpp_enum.cc",
+                "src/google/protobuf/compiler/cpp/cpp_enum.h",
+                "src/google/protobuf/compiler/cpp/cpp_enum_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_enum_field.h",
+                "src/google/protobuf/compiler/cpp/cpp_extension.cc",
+                "src/google/protobuf/compiler/cpp/cpp_extension.h",
+                "src/google/protobuf/compiler/cpp/cpp_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_field.h",
+                "src/google/protobuf/compiler/cpp/cpp_file.cc",
+                "src/google/protobuf/compiler/cpp/cpp_file.h",
+                "src/google/protobuf/compiler/cpp/cpp_generator.cc",
+                "src/google/protobuf/compiler/cpp/cpp_generator.h",
+                "src/google/protobuf/compiler/cpp/cpp_helpers.cc",
+                "src/google/protobuf/compiler/cpp/cpp_helpers.h",
+                "src/google/protobuf/compiler/cpp/cpp_map_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_map_field.h",
+                "src/google/protobuf/compiler/cpp/cpp_message.cc",
+                "src/google/protobuf/compiler/cpp/cpp_message.h",
+                "src/google/protobuf/compiler/cpp/cpp_message_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_message_field.h",
+                "src/google/protobuf/compiler/cpp/cpp_primitive_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_primitive_field.h",
+                "src/google/protobuf/compiler/cpp/cpp_service.cc",
+                "src/google/protobuf/compiler/cpp/cpp_service.h",
+                "src/google/protobuf/compiler/cpp/cpp_string_field.cc",
+                "src/google/protobuf/compiler/cpp/cpp_string_field.h",
+                "src/google/protobuf/compiler/main.cc",
+                "src/google/protobuf/compiler/plugin.cc",
+                "src/google/protobuf/compiler/plugin.h",
+                "src/google/protobuf/compiler/plugin.pb.cc",
+                "src/google/protobuf/compiler/plugin.pb.h",
+                "src/google/protobuf/compiler/python/python_generator.cc",
+                "src/google/protobuf/compiler/python/python_generator.h",
+                "src/google/protobuf/compiler/subprocess.cc",
+                "src/google/protobuf/compiler/subprocess.h",
+                "src/google/protobuf/compiler/zip_writer.cc",
+                "src/google/protobuf/compiler/zip_writer.h",
               ],
+              'variables': {
+                'clang_warning_flags': [
+                  # protobuf-3 contains a few functions that are unused.
+                  '-Wno-unused-function',
+                ],
+              },
               'dependencies': [
                 'protobuf_full_do_not_use',
               ],
               'include_dirs': [
-                '<(config_h_dir)',
                 'src/src',
               ],
             }, {  # else, OS=="ios" and "<(GENERATOR)"=="xcode" and "<(GENERATOR_FLAVOR)"!="ninja"
               'type': 'none',
               'toolsets': ['host'],
               'dependencies': [
                 'compile_protoc',
               ],
               'actions': [
                 {
@@ skipping 20 matching lines @@
           'type': 'none',
           'copies': [
             {
               'destination': '<(PRODUCT_DIR)/pyproto/google/',
               'files': [
                 # google/ module gets an empty __init__.py.
                 '__init__.py',
               ],
             },
             {
+              'destination': '<(PRODUCT_DIR)/pyproto/google/third_party/six/',
+              'files': [
+                'third_party/six/six.py',
+              ],
+            },
+            {
               'destination': '<(PRODUCT_DIR)/pyproto/google/protobuf',
               'files': [
-                'python/google/protobuf/__init__.py',
-                'python/google/protobuf/descriptor.py',
-                'python/google/protobuf/descriptor_database.py',
-                'python/google/protobuf/descriptor_pool.py',
-                'python/google/protobuf/message.py',
-                'python/google/protobuf/message_factory.py',
-                'python/google/protobuf/reflection.py',
-                'python/google/protobuf/service.py',
-                'python/google/protobuf/service_reflection.py',
-                'python/google/protobuf/text_format.py',
+                "python/google/protobuf/__init__.py",
+                "python/google/protobuf/descriptor.py",
+                "python/google/protobuf/descriptor_database.py",
+                "python/google/protobuf/descriptor_pool.py",
+                "python/google/protobuf/json_format.py",
+                "python/google/protobuf/message.py",
+                "python/google/protobuf/message_factory.py",
+                "python/google/protobuf/proto_builder.py",
+                "python/google/protobuf/reflection.py",
+                "python/google/protobuf/service.py",
+                "python/google/protobuf/service_reflection.py",
+                "python/google/protobuf/symbol_database.py",
+                "python/google/protobuf/text_encoding.py",
+                "python/google/protobuf/text_format.py",
 
                 # TODO(ncarter): protoc's python generator treats
                 # descriptor.proto specially, but it's not possible to trigger
                 # the special treatment unless you run protoc from ./src/src
                 # (the treatment is based on the path to the .proto file
                 # matching a constant exactly). I'm not sure how to convince
                 # gyp to execute a rule from a different directory.  Until this
                 # is resolved, use a copy of descriptor_pb2.py that I manually
                 # generated.
                 'descriptor_pb2.py',
               ],
             },
             {
               'destination': '<(PRODUCT_DIR)/pyproto/google/protobuf/internal',
               'files': [
-                'python/google/protobuf/internal/__init__.py',
-                'python/google/protobuf/internal/api_implementation.py',
-                'python/google/protobuf/internal/containers.py',
-                'python/google/protobuf/internal/cpp_message.py',
-                'python/google/protobuf/internal/decoder.py',
-                'python/google/protobuf/internal/encoder.py',
-                'python/google/protobuf/internal/enum_type_wrapper.py',
-                'python/google/protobuf/internal/generator_test.py',
-                'python/google/protobuf/internal/message_listener.py',
-                'python/google/protobuf/internal/python_message.py',
-                'python/google/protobuf/internal/type_checkers.py',
-                'python/google/protobuf/internal/wire_format.py',
+                "python/google/protobuf/internal/__init__.py",
+                "python/google/protobuf/internal/_parameterized.py",
+                "python/google/protobuf/internal/api_implementation.py",
+                "python/google/protobuf/internal/containers.py",
+                "python/google/protobuf/internal/decoder.py",
+                "python/google/protobuf/internal/encoder.py",
+                "python/google/protobuf/internal/enum_type_wrapper.py",
+                "python/google/protobuf/internal/message_listener.py",
+                "python/google/protobuf/internal/python_message.py",
+                "python/google/protobuf/internal/type_checkers.py",
+                "python/google/protobuf/internal/well_known_types.py",
+                "python/google/protobuf/internal/wire_format.py",
               ],
             },
           ],
       #   # We can't generate a proper descriptor_pb2.py -- see earlier comment.
       #   'rules': [
       #     {
       #       'rule_name': 'genproto',
       #       'extension': 'proto',
       #       'inputs': [
       #         '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)protoc<(EXECUTABLE_SUFFIX)',
@@ skipping 61 matching lines @@
           'toolsets': ['host', 'target'],
         },
         {
           'target_name': 'py_proto',
           'type': 'none',
         },
       ],
     }],
   ],
 }