Eliminate RETURN_IF_EMPTY_HANDLE macro

src/isolate.h

Index: src/isolate.h
diff --git a/src/isolate.h b/src/isolate.h
index eb8afa82deff967e1d987f26fb8490ee31df39ce..2185b13156c761d0bf0f58f13c26712dd978be3a 100644
--- a/src/isolate.h
+++ b/src/isolate.h
@@ -125,19 +125,6 @@ typedef ZoneList<Handle<Object> > ZoneObjectList;
     }                                                     \
   } while (false)
 
-// TODO(yangguo): Remove after we completely changed to MaybeHandles.
-#define RETURN_IF_EMPTY_HANDLE_VALUE(isolate, call, value)  \
-  do {                                                      \
-    if ((call).is_null()) {                                 \
-      ASSERT((isolate)->has_pending_exception());           \
-      return (value);                                       \
-    }                                                       \
-  } while (false)
-
-// TODO(yangguo): Remove after we completely changed to MaybeHandles.
-#define RETURN_IF_EMPTY_HANDLE(isolate, call)  \
-  RETURN_IF_EMPTY_HANDLE_VALUE(isolate, call, Failure::Exception())
-
 
 // Macros for MaybeHandle.