Begin porting CallSite to C++

src/messages.h

 // Copyright 2006-2008 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.
 
 // The infrastructure used for (localized) message reporting in V8.
 //
 // Note: there's a big unresolved issue about ownership of the data
 // structures used by this framework.
 
 #ifndef V8_MESSAGES_H_
@@ skipping 44 matching lines @@
   // Return 1-based column number, including column offset if first line.
   int GetColumnNumber();
   bool IsNative();
   bool IsToplevel();
   bool IsEval();
   bool IsConstructor();
 
   bool IsJavaScript() { return !fun_.is_null(); }
   bool IsWasm() { return !wasm_obj_.is_null(); }
 
+  int wasm_func_index() const { return wasm_func_index_; }
+
  private:
   Isolate* isolate_;
   Handle<Object> receiver_;
   Handle<JSFunction> fun_;
   int32_t pos_ = -1;
   Handle<JSObject> wasm_obj_;
   uint32_t wasm_func_index_ = static_cast<uint32_t>(-1);
 };
 
 // Formats a textual stack trace from the given structured stack trace.
@@ skipping 480 matching lines @@
   static Handle<String> GetMessage(Isolate* isolate, Handle<Object> data);
   static base::SmartArrayPointer<char> GetLocalizedMessage(Isolate* isolate,
                                                            Handle<Object> data);
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MESSAGES_H_