Add a new API V8::SetJitCodeEventHandler to push code name and location to users such as profilers.

src/serialize.cc

Index: src/serialize.cc
diff --git a/src/serialize.cc b/src/serialize.cc
index e4a90f1a86f4aca6d7ca3bdbfbca82a59a7e6306..f1faa70162e4850f78e1f7e301de98b031cefa70 100644
--- a/src/serialize.cc
+++ b/src/serialize.cc
@@ -746,6 +746,11 @@ void Deserializer::ReadObject(int space_number,
       ((space == HEAP->lo_space()) && (space_number == kLargeCode));
   ASSERT(HeapObject::FromAddress(address)->IsCode() == is_codespace);
 #endif
+  if (HeapObject::FromAddress(address)->IsCode()) {
+    Code* code = Code::cast(HeapObject::FromAddress(address));
+
+    JIT_CODE_EVENT(AddCode(code));
+  }
 }