Reland "Use off-heap data for type feedback in PolymorphicInstanceCallInstr"

runtime/vm/object.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/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/become.h"
@@ skipping 13864 matching lines @@
   const intptr_t len = NumberOfChecks();
   for (intptr_t i = 1; i < len; i++) {
     if (IsUsedAt(i) && (GetTargetAt(i) != first_target.raw())) {
       return false;
     }
   }
   return true;
 }
 
 
-bool ICData::HasOnlyDispatcherOrImplicitAccessorTargets() const {
-  const intptr_t len = NumberOfChecks();
-  Function& target = Function::Handle();
-  for (intptr_t i = 0; i < len; i++) {
-    target = GetTargetAt(i);
-    if (!target.IsDispatcherOrImplicitAccessor()) {
-      return false;
-    }
-  }
-  return true;
-}
-
-
 void ICData::GetUsedCidsForTwoArgs(GrowableArray<intptr_t>* first,
                                    GrowableArray<intptr_t>* second) const {
   ASSERT(NumArgsTested() == 2);
   first->Clear();
   second->Clear();
   GrowableArray<intptr_t> class_ids;
   const intptr_t len = NumberOfChecks();
   for (intptr_t i = 0; i < len; i++) {
     if (GetCountAt(i) > 0) {
       GetClassIdsAt(i, &class_ids);
@@ skipping 9402 matching lines @@
   return UserTag::null();
 }
 
 
 const char* UserTag::ToCString() const {
   const String& tag_label = String::Handle(label());
   return tag_label.ToCString();
 }
 
 }  // namespace dart