Properly propagate serialization flag when compiling hydrogen code stubs.

R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/416123002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22637 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/lithium.cc

@@ -438,6 +438,8 @@ Handle<Code> LChunk::Codegen() {
   LOG_CODE_EVENT(info()->isolate(),
                  CodeStartLinePosInfoRecordEvent(
                      assembler.positions_recorder()));
+  // TODO(yangguo) remove this once the code serializer handles code stubs.
+  if (info()->will_serialize()) assembler.enable_serializer();
   LCodeGen generator(this, &assembler, info());
 
   MarkEmptyBlocks();