[fix] Properly use CHECK instead of DCHECK.

Cleanup for 562663d5.

Bug: v8:6702
Change-Id: I7fbacbe6e4b52dc56d810cab3123b497329be3ca
Tbr: jarin@chromium.org
Reviewed-on: https://chromium-review.googlesource.com/641874Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47698}

src/objects-debug.cc

@@ -375,8 +375,8 @@ void JSObject::JSObjectVerify() {
       EnumCache* enum_cache = descriptors->GetEnumCache();
       FixedArray* keys = enum_cache->keys();
       FixedArray* indices = enum_cache->indices();
-      DCHECK_LE(map()->EnumLength(), keys->length());
-      DCHECK_IMPLIES(indices != isolate->heap()->empty_fixed_array(),
+      CHECK_LE(map()->EnumLength(), keys->length());
+      CHECK_IMPLIES(indices != isolate->heap()->empty_fixed_array(),
                     keys->length() == indices->length());
     }
   }