Save the native name on the function instead of finding it in the token stream for lazily-linked na…

runtime/vm/raw_object.h

Index: runtime/vm/raw_object.h
diff --git a/runtime/vm/raw_object.h b/runtime/vm/raw_object.h
index f33cb12e2a466d269ef1ca8ec5668080a9cf4d91..875ba3851da9315892d88124989d037ceffc192e 100644
--- a/runtime/vm/raw_object.h
+++ b/runtime/vm/raw_object.h
@@ -943,6 +943,9 @@ class RawScript : public RawObject {
 
   RawObject** from() { return reinterpret_cast<RawObject**>(&ptr()->url_); }
   RawString* url_;
+  RawObject** to_precompiled_snapshot() {
+    return reinterpret_cast<RawObject**>(&ptr()->url_);
+  }
   RawTokenStream* tokens_;
   RawObject** to_snapshot() {
     return reinterpret_cast<RawObject**>(&ptr()->tokens_);