[Interpreter] Adds delete operator to interpreter.

src/interpreter/interpreter.h

Index: src/interpreter/interpreter.h
diff --git a/src/interpreter/interpreter.h b/src/interpreter/interpreter.h
index 6bd15078bef92e090630ff84396dfb656b9f8259..29a3c69638b423c4bd0a34fb12cffc186915b527 100644
--- a/src/interpreter/interpreter.h
+++ b/src/interpreter/interpreter.h
@@ -85,6 +85,10 @@ class Interpreter {
   void DoCreateLiteral(Runtime::FunctionId function_id,
                        compiler::InterpreterAssembler* assembler);
 
+  // Generates code to perform delete via function_id.
+  void DoDelete(Runtime::FunctionId function_id,
+                compiler::InterpreterAssembler* assembler);
+
   bool IsInterpreterTableInitialized(Handle<FixedArray> handler_table);
 
   Isolate* isolate_;