Get rid of GetLazyValue and clients.

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index 619b7e5caa84954e61717ebf2dc79b31d6a289a0..d5adca6c97b269bbc572b9b06588c03a254f965c 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -5797,11 +5797,9 @@ HInstruction* HOptimizedGraphBuilder::BuildLoadNamedField(
         HConstant::cast(checked_object->ActualValue())->handle(isolate()));
 
     if (object->IsJSObject()) {
-      LookupResult lookup(isolate());
-      Handle<JSObject>::cast(object)->Lookup(info->name(), &lookup);
-      Handle<Object> value(lookup.GetLazyValue(), isolate());
-
-      DCHECK(!value->IsTheHole());
+      LookupIterator it(object, info->name(), LookupIterator::CHECK_PROPERTY);
+      Handle<Object> value = JSObject::GetDataProperty(&it);
+      CHECK(it.IsFound());
       return New<HConstant>(value);
     }
   }
@@ -10695,10 +10693,10 @@ void HOptimizedGraphBuilder::VisitCompareOperation(CompareOperation* expr) {
         !current_info()->global_object()->IsAccessCheckNeeded()) {
       Handle<String> name = proxy->name();
       Handle<GlobalObject> global(current_info()->global_object());
-      LookupResult lookup(isolate());
-      global->Lookup(name, &lookup);
-      if (lookup.IsNormal() && lookup.GetValue()->IsJSFunction()) {
-        Handle<JSFunction> candidate(JSFunction::cast(lookup.GetValue()));
+      LookupIterator it(global, name, LookupIterator::CHECK_PROPERTY);
+      Handle<Object> value = JSObject::GetDataProperty(&it);
+      if (it.IsFound() && value->IsJSFunction()) {
+        Handle<JSFunction> candidate = Handle<JSFunction>::cast(value);
         // If the function is in new space we assume it's more likely to
         // change and thus prefer the general IC code.
         if (!isolate()->heap()->InNewSpace(*candidate)) {