Remove `grpc++_codegen` (#31138)

* Remove `grpc++_codegen`

* Update

* Update

BUILD

@@ -259,6 +259,7 @@ GRPCXX_SRCS = [
     "src/cpp/util/status.cc",
     "src/cpp/util/string_ref.cc",
     "src/cpp/util/time_cc.cc",
+    "src/cpp/codegen/codegen_init.cc",
 ]
 
 GRPCXX_HDRS = [
@@ -877,8 +878,6 @@ grpc_cc_library(
     deps = [
         "gpr",
         "grpc++_base_unsecure",
-        "grpc++_codegen_base",
-        "grpc++_codegen_base_src",
         "grpc++_codegen_proto",
         "grpc_insecure_credentials",
         "grpc_public_hdrs",
@@ -5462,7 +5461,7 @@ grpc_cc_library(
         "gpr_platform",
         "grpc",
         "grpc++",
-        "grpc++_codegen_base",
+        "grpc++_public_hdrs",
         "grpc_public_hdrs",
         "lb_server_load_reporting_filter",
         "lb_server_load_reporting_service_server_builder_plugin",
@@ -6819,7 +6818,7 @@ grpc_cc_library(
     deps = [
         "gpr",
         "grpc++",
-        "grpc++_codegen_base",
+        "grpc++_public_hdrs",
         "grpc_authorization_provider",
         "grpc_public_hdrs",
     ],
@@ -7287,8 +7286,6 @@ grpc_cc_library(
         "gpr",
         "gpr_manual_constructor",
         "grpc",
-        "grpc++_codegen_base",
-        "grpc++_codegen_base_src",
         "grpc++_codegen_proto",
         "grpc_base",
         "grpc_credentials_util",
@@ -7343,8 +7340,6 @@ grpc_cc_library(
         "config",
         "gpr",
         "gpr_manual_constructor",
-        "grpc++_codegen_base",
-        "grpc++_codegen_base_src",
         "grpc_base",
         "grpc_health_upb",
         "grpc_insecure_credentials",
@@ -7365,107 +7360,6 @@ grpc_cc_library(
     ],
 )
 
-grpc_cc_library(
-    name = "grpc++_codegen_base",
-    language = "c++",
-    public_hdrs = [
-        "include/grpc++/impl/codegen/async_stream.h",
-        "include/grpc++/impl/codegen/async_unary_call.h",
-        "include/grpc++/impl/codegen/byte_buffer.h",
-        "include/grpc++/impl/codegen/call_hook.h",
-        "include/grpc++/impl/codegen/call.h",
-        "include/grpc++/impl/codegen/channel_interface.h",
-        "include/grpc++/impl/codegen/client_context.h",
-        "include/grpc++/impl/codegen/client_unary_call.h",
-        "include/grpc++/impl/codegen/completion_queue_tag.h",
-        "include/grpc++/impl/codegen/completion_queue.h",
-        "include/grpc++/impl/codegen/config.h",
-        "include/grpc++/impl/codegen/core_codegen_interface.h",
-        "include/grpc++/impl/codegen/create_auth_context.h",
-        "include/grpc++/impl/codegen/grpc_library.h",
-        "include/grpc++/impl/codegen/metadata_map.h",
-        "include/grpc++/impl/codegen/method_handler_impl.h",
-        "include/grpc++/impl/codegen/rpc_method.h",
-        "include/grpc++/impl/codegen/rpc_service_method.h",
-        "include/grpc++/impl/codegen/security/auth_context.h",
-        "include/grpc++/impl/codegen/serialization_traits.h",
-        "include/grpc++/impl/codegen/server_context.h",
-        "include/grpc++/impl/codegen/server_interface.h",
-        "include/grpc++/impl/codegen/service_type.h",
-        "include/grpc++/impl/codegen/slice.h",
-        "include/grpc++/impl/codegen/status_code_enum.h",
-        "include/grpc++/impl/codegen/status.h",
-        "include/grpc++/impl/codegen/string_ref.h",
-        "include/grpc++/impl/codegen/stub_options.h",
-        "include/grpc++/impl/codegen/sync_stream.h",
-        "include/grpc++/impl/codegen/time.h",
-        "include/grpcpp/impl/codegen/async_generic_service.h",
-        "include/grpcpp/impl/codegen/async_stream.h",
-        "include/grpcpp/impl/codegen/async_unary_call.h",
-        "include/grpcpp/impl/codegen/byte_buffer.h",
-        "include/grpcpp/impl/codegen/call_hook.h",
-        "include/grpcpp/impl/codegen/call_op_set_interface.h",
-        "include/grpcpp/impl/codegen/call_op_set.h",
-        "include/grpcpp/impl/codegen/call.h",
-        "include/grpcpp/impl/codegen/callback_common.h",
-        "include/grpcpp/impl/codegen/channel_interface.h",
-        "include/grpcpp/impl/codegen/client_callback.h",
-        "include/grpcpp/impl/codegen/client_context.h",
-        "include/grpcpp/impl/codegen/client_interceptor.h",
-        "include/grpcpp/impl/codegen/client_unary_call.h",
-        "include/grpcpp/impl/codegen/completion_queue_tag.h",
-        "include/grpcpp/impl/codegen/completion_queue.h",
-        "include/grpcpp/impl/codegen/config.h",
-        "include/grpcpp/impl/codegen/core_codegen_interface.h",
-        "include/grpcpp/impl/codegen/create_auth_context.h",
-        "include/grpcpp/impl/codegen/delegating_channel.h",
-        "include/grpcpp/impl/codegen/grpc_library.h",
-        "include/grpcpp/impl/codegen/intercepted_channel.h",
-        "include/grpcpp/impl/codegen/interceptor_common.h",
-        "include/grpcpp/impl/codegen/interceptor.h",
-        "include/grpcpp/impl/codegen/message_allocator.h",
-        "include/grpcpp/impl/codegen/metadata_map.h",
-        "include/grpcpp/impl/codegen/method_handler_impl.h",
-        "include/grpcpp/impl/codegen/method_handler.h",
-        "include/grpcpp/impl/codegen/rpc_method.h",
-        "include/grpcpp/impl/codegen/rpc_service_method.h",
-        "include/grpcpp/impl/codegen/security/auth_context.h",
-        "include/grpcpp/impl/codegen/serialization_traits.h",
-        "include/grpcpp/impl/codegen/server_callback_handlers.h",
-        "include/grpcpp/impl/codegen/server_callback.h",
-        "include/grpcpp/impl/codegen/server_context.h",
-        "include/grpcpp/impl/codegen/server_interceptor.h",
-        "include/grpcpp/impl/codegen/server_interface.h",
-        "include/grpcpp/impl/codegen/service_type.h",
-        "include/grpcpp/impl/codegen/slice.h",
-        "include/grpcpp/impl/codegen/status_code_enum.h",
-        "include/grpcpp/impl/codegen/status.h",
-        "include/grpcpp/impl/codegen/string_ref.h",
-        "include/grpcpp/impl/codegen/stub_options.h",
-        "include/grpcpp/impl/codegen/sync_stream.h",
-        "include/grpcpp/impl/codegen/time.h",
-    ],
-    tags = ["nofixdeps"],
-    visibility = ["@grpc:public"],
-    deps = [
-        "grpc++_public_hdrs",
-        "grpc_public_hdrs",
-    ],
-)
-
-grpc_cc_library(
-    name = "grpc++_codegen_base_src",
-    srcs = [
-        "src/cpp/codegen/codegen_init.cc",
-    ],
-    language = "c++",
-    tags = ["nofixdeps"],
-    deps = [
-        "grpc++_codegen_base",
-        "grpc++_public_hdrs",
-    ],
-)
-
 grpc_cc_library(
     name = "grpc++_codegen_proto",
     external_deps = [
@@ -7481,8 +7375,8 @@ grpc_cc_library(
     tags = ["nofixdeps"],
     visibility = ["@grpc:public"],
     deps = [
-        "grpc++_codegen_base",
         "grpc++_config_proto",
+        "grpc++_public_hdrs",
     ],
 )
 
@@ -7544,7 +7438,6 @@ grpc_cc_library(
     visibility = ["@grpc:public"],
     deps = [
         "arena",
-        "grpc++_codegen_base",
         "grpc++_public_hdrs",
         "grpc_backend_metric_data",
         "xds_orca_upb",
@@ -7594,7 +7487,6 @@ grpc_cc_library(
         "default_event_engine",
         "gpr",
         "grpc++",
-        "grpc++_codegen_base",
         "grpc_base",
         "protobuf_duration_upb",
         "ref_counted",
@@ -7652,7 +7544,6 @@ grpc_cc_library(
         "gpr",
         "grpc",
         "grpc++_base",
-        "grpc++_codegen_base",
         "//src/proto/grpc/testing/xds/v3:csds_proto",
     ],
     alwayslink = 1,

tools/distrib/fix_build_deps.py

@@ -597,9 +597,6 @@ def make_library(library):
               (hdr, library))
         error = True
 
-    if library in needs_codegen_base_src:
-        deps.add('grpc++_codegen_base_src', '#needs_codegen_base_src')
-
     deps.remove(library)
 
     deps = sorted(