[debugger] do not predict step in target for liveedit.

src/assembler.cc

Index: src/assembler.cc
diff --git a/src/assembler.cc b/src/assembler.cc
index 923214b927fda7740ea97e601cc9f13396580f41..4aac08d54167b02d1bfe8368e7c3213e67b56d79 100644
--- a/src/assembler.cc
+++ b/src/assembler.cc
@@ -1417,14 +1417,6 @@ ExternalReference ExternalReference::debug_after_break_target_address(
 }
 
 
-ExternalReference
-    ExternalReference::debug_restarter_frame_function_pointer_address(
-        Isolate* isolate) {
-  return ExternalReference(
-      isolate->debug()->restarter_frame_function_pointer_address());
-}
-
-
 ExternalReference ExternalReference::virtual_handler_register(
     Isolate* isolate) {
   return ExternalReference(isolate->virtual_handler_register_address());