Reapply "Use CodeSourceMap for stack traces (still JIT only)."

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 9eb7ffa62c7e784d3171919ddbdff675fa3a291b..7956528395a18bea38491098127a4b18c2b4a8ed 100644
--- a/runtime/vm/raw_object.h
+++ b/runtime/vm/raw_object.h
@@ -1144,11 +1144,11 @@ class RawCode : public RawObject {
   // (code-offset, function, code) triples.
   NOT_IN_PRECOMPILED(RawArray* static_calls_target_table_);
   NOT_IN_PRECOMPILED(RawArray* inlined_id_to_function_);
+  NOT_IN_PRECOMPILED(RawCodeSourceMap* code_source_map_);
   // If return_address_metadata_ is a Smi, it is the offset to the prologue.
   // Else, return_address_metadata_ is null.
   NOT_IN_PRECOMPILED(RawObject* return_address_metadata_);
   NOT_IN_PRECOMPILED(RawLocalVarDescriptors* var_descriptors_);
-  NOT_IN_PRECOMPILED(RawCodeSourceMap* code_source_map_);
   NOT_IN_PRECOMPILED(RawArray* comments_);
   RawObject** to() {
 #if defined(DART_PRECOMPILED_RUNTIME)