[kernel] Delete most of the AST

runtime/vm/debugger.cc

Index: runtime/vm/debugger.cc
diff --git a/runtime/vm/debugger.cc b/runtime/vm/debugger.cc
index 96eea3b9a8c72e516d3cd71e8225758be78a66e7..da6f054737b5d66b2b2fdc5587c8caf54d9e5a25 100644
--- a/runtime/vm/debugger.cc
+++ b/runtime/vm/debugger.cc
@@ -16,6 +16,7 @@
 #include "vm/flags.h"
 #include "vm/globals.h"
 #include "vm/json_stream.h"
+#include "vm/kernel_to_il.h"
 #include "vm/longjump.h"
 #include "vm/message_handler.h"
 #include "vm/object.h"
@@ -3774,7 +3775,7 @@ bool Debugger::IsAtAsyncJump(ActivationFrame* top_frame) {
     const Script& script = Script::Handle(zone, top_frame->SourceScript());
     if (script.kind() == RawScript::kKernelTag) {
       // Are we at a yield point (previous await)?
-      const Array& yields = Array::Handle(script.yield_positions());
+      Array& yields = Array::Handle(script.yield_positions());

[Kevin Millikin (Google), 2017/06/29 12:27:36]

It can still be const, can't it?

[jensj, 2017/06/30 05:51:17]

Yes.
In fact, this file no longer needs to change at all.

       intptr_t looking_for = top_frame->TokenPos().value();
       Smi& value = Smi::Handle(zone);
       for (int i = 0; i < yields.Length(); i++) {