Migrate code for the flag --incompatible_disable_depset_items (#232)

bzl_library.bzl

@@ -24,7 +24,7 @@ StarlarkLibraryInfo = provider(
 )
 
 def _bzl_library_impl(ctx):
-    deps_files = [depset(x.files, order = "postorder") for x in ctx.attr.deps]
+    deps_files = [x.files for x in ctx.attr.deps]
     all_files = depset(ctx.files.srcs, order = "postorder", transitive = deps_files)
     return [
         # All dependent files should be listed in both `files` and in `runfiles`;

rules/native_binary.bzl

@@ -30,7 +30,7 @@ def _impl_rule(ctx, is_windows):
         copy_bash(ctx, ctx.file.src, out)
     return DefaultInfo(
         executable = out,
-        files = depset(items = [out]),
+        files = depset([out]),
         runfiles = ctx.runfiles(
             files = [out],
             collect_data = True,

rules/run_binary.bzl

@@ -54,7 +54,7 @@ def _impl(ctx):
         input_manifests = tool_input_mfs,
     )
     return DefaultInfo(
-        files = depset(items = ctx.outputs.outs),
+        files = depset(ctx.outputs.outs),
         runfiles = ctx.runfiles(files = ctx.outputs.outs),
     )