Tighten object verification.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 56fc792581acad340936fa8312d176d5c4363693..042142a959ade311e1749f2a9814e9c61ade741e 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -533,7 +533,7 @@ i::Object** V8::GlobalizeReference(i::Isolate* isolate, i::Object** obj) {
   LOG_API(isolate, "Persistent::New");
   i::Handle<i::Object> result = isolate->global_handles()->Create(*obj);
 #ifdef DEBUG
-  (*obj)->Verify();
+  (*obj)->ObjectVerify();
 #endif  // DEBUG
   return result.location();
 }
@@ -542,7 +542,7 @@ i::Object** V8::GlobalizeReference(i::Isolate* isolate, i::Object** obj) {
 i::Object** V8::CopyPersistent(i::Object** obj) {
   i::Handle<i::Object> result = i::GlobalHandles::CopyGlobal(obj);
 #ifdef DEBUG
-  (*obj)->Verify();
+  (*obj)->ObjectVerify();
 #endif  // DEBUG
   return result.location();
 }