[compiler] Remove --ignition-preserve-bytecode flag.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 494e9311b235172d178d7afa67ac5be77204f69c..c291ec14d0419a007cfabe04a8b7a5c7f7612043 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -5060,8 +5060,7 @@ inline bool Code::is_hydrogen_stub() {
 inline bool Code::is_interpreter_trampoline_builtin() {
   Builtins* builtins = GetIsolate()->builtins();
   return this == *builtins->InterpreterEntryTrampoline() ||
-         this == *builtins->InterpreterEnterBytecodeDispatch() ||
-         this == *builtins->InterpreterMarkBaselineOnReturn();
+         this == *builtins->InterpreterEnterBytecodeDispatch();
 }
 
 inline bool Code::has_unwinding_info() const {