Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/frames.cc

 // Copyright 2012 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.
 
 #include "src/frames.h"
 
 #include <sstream>
 
 #include "src/ast/ast.h"
 #include "src/ast/scopeinfo.h"
@@ skipping 1330 matching lines @@
 Object* WasmFrame::wasm_obj() {
   FixedArray* deopt_data = LookupCode()->deoptimization_data();
   DCHECK(deopt_data->length() == 2);
   return deopt_data->get(0);
 }
 
 uint32_t WasmFrame::function_index() {
   FixedArray* deopt_data = LookupCode()->deoptimization_data();
   DCHECK(deopt_data->length() == 2);
   Object* func_index_obj = deopt_data->get(1);
-  if (func_index_obj->IsUndefined()) return static_cast<uint32_t>(-1);
+  if (func_index_obj->IsUndefined(isolate())) return static_cast<uint32_t>(-1);
   if (func_index_obj->IsSmi()) return Smi::cast(func_index_obj)->value();
   DCHECK(func_index_obj->IsHeapNumber());
   uint32_t val = static_cast<uint32_t>(-1);
   func_index_obj->ToUint32(&val);
   DCHECK(val != static_cast<uint32_t>(-1));
   return val;
 }
 
 namespace {
 
@@ skipping 425 matching lines @@
   for (StackFrameIterator it(isolate); !it.done(); it.Advance()) {
     StackFrame* frame = AllocateFrameCopy(it.frame(), zone);
     list.Add(frame, zone);
   }
   return list.ToVector();
 }
 
 
 }  // namespace internal
 }  // namespace v8