Change jdk_system rule to use header jars for bootclasspath.

PiperOrigin-RevId: 705214973

jre/java/jdk_system.bzl

@@ -1,9 +1,11 @@
 """Helpers to create a JDK system module."""
 
-load("@rules_java//java:defs.bzl", "java_common")
+load("@rules_java//java:defs.bzl", "JavaInfo", "java_common")
 
 def _jdk_system(ctx):
+    # TODO(goktug): Use header jar for open-source when Bazel with new Turbine is available.
     bootclasspath = ctx.file.bootclasspath
+
     system = ctx.actions.declare_directory("%s" % ctx.label.name)
     java_runtime = ctx.attr._runtime[java_common.JavaRuntimeInfo]
     zip_tool = ctx.executable._zip
@@ -51,6 +53,7 @@ jdk_system = rule(
         "bootclasspath": attr.label(
             cfg = "target",
             allow_single_file = True,
+            providers = [JavaInfo],
         ),
         "_runtime": attr.label(
             default = Label("@bazel_tools//tools/jdk:current_host_java_runtime"),