Fix compilation some more after r24639

Third time's a charm...

TBR=yangguo@chromium.org

Review URL: https://codereview.chromium.org/655223003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24644 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/serialize.cc

@@ -2213,7 +2213,9 @@ SerializedCodeData::SerializedCodeData(List<byte>* payload, CodeSerializer* cs)
   for (int i = 0; i < SerializerDeserializer::kNumberOfSpaces; i++) {
     Vector<const uint32_t> chunks = cs->FinalAllocationChunks(i);
     for (int j = 0; j < chunks.length(); j++) {
-      DCHECK(i == LO_SPACE || chunks[j] < Page::kMaxRegularHeapObjectSize);
+      DCHECK(i == LO_SPACE ||
+             chunks[j] <
+                 static_cast<uint32_t>(Page::kMaxRegularHeapObjectSize));
       uint32_t chunk = ChunkSizeBits::encode(chunks[j]) |
                        IsLastChunkBits::encode(j == chunks.length() - 1);
       reservations.Add(chunk);