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

src/debug/liveedit.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/debug/liveedit.h"
 
 #include "src/ast/scopeinfo.h"
 #include "src/ast/scopes.h"
 #include "src/code-stubs.h"
 #include "src/compilation-cache.h"
@@ skipping 1053 matching lines @@
 
   DeoptimizeDependentFunctions(*shared_info);
   shared_info_array->GetIsolate()->compilation_cache()->Remove(shared_info);
 }
 
 
 void LiveEdit::SetFunctionScript(Handle<JSValue> function_wrapper,
                                  Handle<Object> script_handle) {
   Handle<SharedFunctionInfo> shared_info =
       UnwrapSharedFunctionInfoFromJSValue(function_wrapper);
-  CHECK(script_handle->IsScript() || script_handle->IsUndefined());
+  Isolate* isolate = function_wrapper->GetIsolate();
+  CHECK(script_handle->IsScript() || script_handle->IsUndefined(isolate));
   SharedFunctionInfo::SetScript(shared_info, script_handle);
   shared_info->DisableOptimization(kLiveEdit);
 
   function_wrapper->GetIsolate()->compilation_cache()->Remove(shared_info);
 }
 
 
 // For a script text change (defined as position_change_array), translates
 // position in unchanged text to position in changed text.
 // Text change is a set of non-overlapping regions in text, that have changed
@@ skipping 517 matching lines @@
           JSReceiver::GetElement(isolate, old_shared_array_, i)
               .ToHandleChecked();
       if (!old_shared.is_identical_to(UnwrapSharedFunctionInfoFromJSValue(
               Handle<JSValue>::cast(old_element)))) {
         continue;
       }
 
       Handle<Object> new_element =
           JSReceiver::GetElement(isolate, new_shared_array_, i)
               .ToHandleChecked();
-      if (new_element->IsUndefined()) return false;
+      if (new_element->IsUndefined(isolate)) return false;
       Handle<SharedFunctionInfo> new_shared =
           UnwrapSharedFunctionInfoFromJSValue(
               Handle<JSValue>::cast(new_element));
       if (new_shared->scope_info()->HasNewTarget()) {
         SetElementSloppy(
             result_, i,
             Handle<Smi>(
                 Smi::FromInt(
                     LiveEdit::FUNCTION_BLOCKED_NO_NEW_TARGET_ON_RESTART),
                 isolate));
@@ skipping 420 matching lines @@
     scope_info_length++;
 
     current_scope = current_scope->outer_scope();
   }
 
   return scope_info_list;
 }
 
 }  // namespace internal
 }  // namespace v8