Revert r36699 and r36700. [Feature #6130]

Revert "Kernel#inspect: improve consistency and do not call #to_s."
Revert "update PP with recent Kernel#inspect change. Patch by Yusuke Endoh."

r36699 cause test-all failure on test/drb/test_drb.rb and
test/drb/test_drbssl.rb. Run test-all before commit.

Moreover its ChangeLog formst is wrong: see CommitterHowto
https://bugs.ruby-lang.org/projects/ruby/wiki/CommitterHowto#ChangeLog

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36701 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 0 insertions, 1 deletions

diff --git a/vm.c b/vm.c
index 80dd512ae1..30d0f8a7bd 100644
--- a/vm.c
+++ b/vm.c
@@ -2229,7 +2229,6 @@ Init_top_self(void)
 
     vm->top_self = rb_obj_alloc(rb_cObject);
     rb_define_singleton_method(rb_vm_top_self(), "to_s", main_to_s, 0);
-    rb_define_alias(rb_singleton_class(rb_vm_top_self()), "inspect", "to_s");
 
     /* initialize mark object array */
     vm->mark_object_ary = rb_ary_tmp_new(1);