Cleanup obsolete code

Author: guw

BUILD

@@ -19,9 +19,8 @@ filegroup(
 
 java_binary(
     name = "JdtJavaBuilder",
-    #main_class = "com.salesforce.bazel.jdt.toolchain.builder.JdtJavaBuilder",
     main_class = "com.google.devtools.build.buildjar.BazelEcjJavaBuilder",
-    runtime_deps = ["//compiler:jdt_java_builder_lib"],
+    runtime_deps = ["//compiler:buildjar"],
 )
 
 exports_files(

compiler/BUILD

@@ -1,22 +1,5 @@
 load("@rules_java//java:defs.bzl", "java_library")
 
-java_library(
-    name = "jdt_java_builder_lib",
-    srcs = glob(["src/main/java/**/*.java"]),
-    deps = [
-        ":work_request_handlers",
-        ":buildjar",
-        ":ecj",
-        "//compiler/src/main/protobuf:deps_java_proto",
-        "//compiler/src/main/protobuf:java_compilation_java_proto",
-        "//compiler/src/main/protobuf:worker_protocol_java_proto",
-        "@rules_jdt_guava",
-        "@com_google_protobuf//:protobuf_java",
-        "@com_google_protobuf//:protobuf_java_util",
-    ],
-    visibility = ["//visibility:public"],
-)
-
 # Bazel's Worker
 java_library(
     name = "work_request_handlers",
@@ -52,6 +35,7 @@ java_library(
         "@rules_jdt_org_ow2_asm_asm_commons",
         "@rules_jdt_org_ow2_asm_asm_tree",
     ],
+    visibility = ["//:__subpackages__"],
 )