[stubs] Extend HasProperty stub with dictionary-mode and double-elements objects support.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 2d47b8f3651925247285cfe2f455be09681c2d9e..79a400d79ec3e9d26f20a3b582467703e2f9e9b7 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -11296,8 +11296,8 @@ uint32_t StringHasher::MakeArrayIndexHash(uint32_t value, int length) {
   value |= length << String::ArrayIndexLengthBits::kShift;
 
   DCHECK((value & String::kIsNotArrayIndexMask) == 0);
-  DCHECK((length > String::kMaxCachedArrayIndexLength) ||
-         (value & String::kContainsCachedArrayIndexMask) == 0);
+  DCHECK_EQ(length <= String::kMaxCachedArrayIndexLength,
+            (value & String::kContainsCachedArrayIndexMask) == 0);
   return value;
 }
 
@@ -15327,6 +15327,11 @@ void Dictionary<Derived, Shape, Key>::Print(std::ostream& os) {  // NOLINT
     }
   }
 }
+template <typename Derived, typename Shape, typename Key>
+void Dictionary<Derived, Shape, Key>::Print() {
+  OFStream os(stdout);
+  Print(os);
+}
 #endif
 
 
@@ -16058,15 +16063,7 @@ int NameDictionaryBase<Derived, Shape>::FindEntry(Handle<Name> key) {
     Object* element = this->get(index);
     if (element->IsUndefined()) break;  // Empty entry.
     if (*key == element) return entry;
-    if (!element->IsUniqueName() &&
-        !element->IsTheHole() &&
-        Name::cast(element)->Equals(*key)) {
-      // Replace a key that is a non-internalized string by the equivalent
-      // internalized string for faster further lookups.
-      this->set(index, *key);
-      return entry;
-    }
-    DCHECK(element->IsTheHole() || !Name::cast(element)->Equals(*key));
+    DCHECK(element->IsTheHole() || element->IsUniqueName());
     entry = Derived::NextProbe(entry, count++, capacity);
   }
   return Derived::kNotFound;