[interpreter] Deprecate DeleteLookupSlot bytecode.

src/interpreter/interpreter.cc

Index: src/interpreter/interpreter.cc
diff --git a/src/interpreter/interpreter.cc b/src/interpreter/interpreter.cc
index 5de68769036f43095b6ac6f6db9db18a07c51a1c..2408797053f6973ac04459c55a7dd404403e3bfd 100644
--- a/src/interpreter/interpreter.cc
+++ b/src/interpreter/interpreter.cc
@@ -1020,18 +1020,6 @@ void Interpreter::DoDeletePropertySloppy(InterpreterAssembler* assembler) {
 }
 
 
-// DeleteLookupSlot
-//
-// Delete the variable with the name specified in the accumulator by dynamically
-// looking it up.
-void Interpreter::DoDeleteLookupSlot(InterpreterAssembler* assembler) {
-  Node* name = __ GetAccumulator();
-  Node* context = __ GetContext();
-  Node* result = __ CallRuntime(Runtime::kDeleteLookupSlot, context, name);
-  __ SetAccumulator(result);
-  __ Dispatch();
-}
-
 void Interpreter::DoJSCall(InterpreterAssembler* assembler) {
   Node* function_reg = __ BytecodeOperandReg(0);
   Node* function = __ LoadRegister(function_reg);