Cleanups needed for async step-out

runtime/vm/debugger.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/debugger.h"
 
 #include "include/dart_api.h"
 
 #include "platform/address_sanitizer.h"
 
@@ skipping 1573 matching lines @@
     delete bpt;
   }
   if (NeedsIsolateEvents()) {
     ServiceEvent event(isolate_, ServiceEvent::kIsolateExit);
     InvokeEventHandler(&event);
   }
 }
 
 
 void Debugger::OnIsolateRunnable() {
-  if (!FLAG_async_debugger_stepping) {
-    // We don't have async debugger stepping enabled.
-    return;
-  }
-  Thread::EnterIsolate(isolate_);
-  Thread* thread = Thread::Current();
-  ASSERT(thread != NULL);
-  {
-    StackZone zone(thread);
-    HandleScope handle_scope(thread);
-
-    const Library& async_lib =
-        Library::Handle(zone.GetZone(), Library::AsyncLibrary());
-    // Grab the _AsyncStarStreamController class.
-    const Class& controller_class = Class::Handle(
-        zone.GetZone(), async_lib.LookupClassAllowPrivate(
-                            Symbols::_AsyncStarStreamController()));
-    const Array& functions =
-        Array::Handle(zone.GetZone(), controller_class.functions());
-    Function& function = Function::Handle(zone.GetZone());
-    // Mark all functions as not debuggable or inlinable.
-    for (intptr_t i = 0; i < functions.Length(); i++) {
-      function ^= functions.At(i);
-      if (function.IsNull()) {
-        break;
-      }
-      function.set_is_debuggable(false);
-      function.set_is_inlinable(false);
-    }
-  }
-  Thread::ExitIsolate();
 }
 
 
 static RawFunction* ResolveLibraryFunction(const Library& library,
                                            const String& fname) {
   ASSERT(!library.IsNull());
   const Object& object = Object::Handle(library.ResolveName(fname));
   if (!object.IsNull() && object.IsFunction()) {
     return Function::Cast(object).raw();
   }
@@ skipping 2549 matching lines @@
 
 void Debugger::RegisterCodeBreakpoint(CodeBreakpoint* bpt) {
   ASSERT(bpt->next() == NULL);
   bpt->set_next(code_breakpoints_);
   code_breakpoints_ = bpt;
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart