Fix compile warning [-Wtype-limits]

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 7c29a344f1faa45140d865afe047c905fb742590..90592f63f5ed639f41d0c86d1980ec417ccb620f 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -7251,9 +7251,8 @@ size_t Isolate::NumberOfHeapSpaces() {
 
 bool Isolate::GetHeapSpaceStatistics(HeapSpaceStatistics* space_statistics,
                                      size_t index) {
-  if (!space_statistics)
-    return false;
-  if (index > i::LAST_SPACE || index < i::FIRST_SPACE)
+  if (!space_statistics) return false;
+  if (!i::Heap::IsValidAllocationSpace(static_cast<i::AllocationSpace>(index)))
     return false;
 
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this);