[Interpreter] Use FastNewSloppyArguments when possible.

src/interpreter/interpreter-assembler.cc

Index: src/interpreter/interpreter-assembler.cc
diff --git a/src/interpreter/interpreter-assembler.cc b/src/interpreter/interpreter-assembler.cc
index 66af04f5f0509c80888e9d1bcc97e609170ad0db..a8a573a9d43a24a2065d870e5411dbd410651e53 100644
--- a/src/interpreter/interpreter-assembler.cc
+++ b/src/interpreter/interpreter-assembler.cc
@@ -371,11 +371,6 @@ Node* InterpreterAssembler::LoadConstantPoolEntry(Node* index) {
   return Load(MachineType::AnyTagged(), constant_pool, entry_offset);
 }
 
-Node* InterpreterAssembler::LoadObjectField(Node* object, int offset) {
-  return Load(MachineType::AnyTagged(), object,
-              IntPtrConstant(offset - kHeapObjectTag));
-}
-
 Node* InterpreterAssembler::LoadContextSlot(Node* context, int slot_index) {
   return Load(MachineType::AnyTagged(), context,
               IntPtrConstant(Context::SlotOffset(slot_index)));