Add C++ protobuf runtime to Rust proto deps and add specific #includes in the Rust .cc codegen.

PiperOrigin-RevId: 648729688

rust/aspects.bzl

@@ -334,7 +334,7 @@ def _rust_proto_aspect_common(target, ctx, is_upb):
             ctx = ctx,
             attr = attr,
             cc_toolchain = cc_toolchain,
-            cc_infos = [target[CcInfo], ctx.attr._cpp_thunks_deps[CcInfo]] + dep_cc_infos,
+            cc_infos = [target[CcInfo]] + [dep[CcInfo] for dep in ctx.attr._cpp_thunks_deps] + dep_cc_infos,
         ) for thunk in thunks])
 
     runtime = proto_lang_toolchain.runtime
@@ -385,8 +385,11 @@ def _make_proto_library_aspect(is_upb):
                 executable = True,
                 cfg = "exec",
             ),
-            "_cpp_thunks_deps": attr.label(
-                default = Label("//rust/cpp_kernel:cpp_api"),
+            "_cpp_thunks_deps": attr.label_list(
+                default = [
+                    Label("//rust/cpp_kernel:cpp_api"),
+                    Label("//src/google/protobuf"),
+                ],
             ),
             "_error_format": attr.label(
                 default = Label("@rules_rust//:error_format"),

src/google/protobuf/compiler/rust/generator.cc

@@ -217,6 +217,8 @@ bool RustGenerator::Generate(const FileDescriptor* file,
         R"cc(
 #include "$proto_h$"
           $proto_deps_h$
+#include "google/protobuf/map.h"
+#include "google/protobuf/repeated_ptr_field.h"
 #include "google/protobuf/rust/cpp_kernel/map.h"
 #include "google/protobuf/rust/cpp_kernel/serialized_data.h"
 #include "google/protobuf/rust/cpp_kernel/strings.h"