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

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 1399 matching lines @@
   return ExternalReference(isolate->debug()->is_active_address());
 }
 
 
 ExternalReference ExternalReference::debug_after_break_target_address(
     Isolate* isolate) {
   return ExternalReference(isolate->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());
 }
 
 
 ExternalReference ExternalReference::virtual_slot_register(Isolate* isolate) {
   return ExternalReference(isolate->virtual_slot_register_address());
 }
 
@@ skipping 440 matching lines @@
 
 
 void Assembler::DataAlign(int m) {
   DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
   while ((pc_offset() & (m - 1)) != 0) {
     db(0);
   }
 }
 }  // namespace internal
 }  // namespace v8