Translate AST to Hydrogen missing position

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index c6953cdad52cca2b4ccd602ff1f67ba6edf950b7..b61013d8801e34008ae9473a9c43c876297c7e6d 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -1889,6 +1889,9 @@ class HGraphBuilder {
   // the SourcePosition assuming that this position corresponds to the
   // same function as current position_.
   SourcePosition ScriptPositionToSourcePosition(int position) {
+    if (position == RelocInfo::kNoPosition) {
+      return SourcePosition::Unknown();
+    }
     SourcePosition pos = position_;
     pos.set_position(position - start_position_);
     return pos;