[interpreter] Fix nosnap build for interpreter table generation.

src/interpreter/interpreter.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_INTERPRETER_INTERPRETER_H_
 #define V8_INTERPRETER_INTERPRETER_H_
 
 // Clients of this interface shouldn't depend on lots of interpreter internals.
 // Do not include anything from src/interpreter other than
 // src/interpreter/bytecodes.h here!
@@ skipping 10 matching lines @@
 class InterpreterAssembler;
 }
 
 namespace interpreter {
 
 class Interpreter {
  public:
   explicit Interpreter(Isolate* isolate);
   virtual ~Interpreter() {}
 
+  bool initialized() { return initialized_; }
+
+  // Creates an uninitialized interpreter handler table, where each handler
+  // points to the Illegal builtin.
+  static Handle<FixedArray> CreateUninitializedInterpreterTable(
+      Isolate* isolate);
+
+  // Initializes the interpreter, generating heap objects if
+  // |create_heap_objects| is true.
   void Initialize(bool create_heap_objects);
 
  private:
 // Bytecode handler generator functions.
 #define DECLARE_BYTECODE_HANDLER_GENERATOR(Name, ...) \
   void Do##Name(compiler::InterpreterAssembler* assembler);
   BYTECODE_LIST(DECLARE_BYTECODE_HANDLER_GENERATOR)
 #undef DECLARE_BYTECODE_HANDLER_GENERATOR
 
+  bool IsInterpreterTableInitialized(Handle<FixedArray> handler_table);
+
   Isolate* isolate_;
+  bool initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(Interpreter);
 };
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_INTERPRETER_INTERPRETER_H_