abort in delete operators that shouldn't be called

src/api.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 960 matching lines @@
   prev_next_ = current->next;
   prev_limit_ = current->limit;
   current->level++;
 }
 
 
 HandleScope::~HandleScope() {
   i::HandleScope::CloseScope(isolate_, prev_next_, prev_limit_);
 }
 
+V8_NORETURN void* HandleScope::operator new(size_t) {
+  base::OS::Abort();
+  abort();
+}
+
+void HandleScope::operator delete(void*, size_t) { base::OS::Abort(); }
 
 int HandleScope::NumberOfHandles(Isolate* isolate) {
   return i::HandleScope::NumberOfHandles(
       reinterpret_cast<i::Isolate*>(isolate));
 }
 
 
 i::Object** HandleScope::CreateHandle(i::Isolate* isolate, i::Object* value) {
   return i::HandleScope::CreateHandle(isolate, value);
 }
@@ skipping 18 matching lines @@
   Utils::ApiCheck((*escape_slot_)->IsTheHole(heap->isolate()),
                   "EscapableHandleScope::Escape", "Escape value set twice");
   if (escape_value == NULL) {
     *escape_slot_ = heap->undefined_value();
     return NULL;
   }
   *escape_slot_ = *escape_value;
   return escape_slot_;
 }
 
+V8_NORETURN void* EscapableHandleScope::operator new(size_t) {
+  base::OS::Abort();
+  abort();
+}
+
+void EscapableHandleScope::operator delete(void*, size_t) { base::OS::Abort(); }
+
 SealHandleScope::SealHandleScope(Isolate* isolate)
     : isolate_(reinterpret_cast<i::Isolate*>(isolate)) {
   i::HandleScopeData* current = isolate_->handle_scope_data();
   prev_limit_ = current->limit;
   current->limit = current->next;
   prev_sealed_level_ = current->sealed_level;
   current->sealed_level = current->level;
 }
 
 
 SealHandleScope::~SealHandleScope() {
   i::HandleScopeData* current = isolate_->handle_scope_data();
   DCHECK_EQ(current->next, current->limit);
   current->limit = prev_limit_;
   DCHECK_EQ(current->level, current->sealed_level);
   current->sealed_level = prev_sealed_level_;
 }
 
+V8_NORETURN void* SealHandleScope::operator new(size_t) {
+  base::OS::Abort();
+  abort();
+}
+
+void SealHandleScope::operator delete(void*, size_t) { base::OS::Abort(); }
 
 void Context::Enter() {
   i::Handle<i::Context> env = Utils::OpenHandle(this);
   i::Isolate* isolate = env->GetIsolate();
   ENTER_V8(isolate);
   i::HandleScopeImplementer* impl = isolate->handle_scope_implementer();
   impl->EnterContext(env);
   impl->SaveContext(isolate->context());
   isolate->set_context(*env);
 }
@@ skipping 1460 matching lines @@
       // If an exception was caught but is still scheduled because no API call
       // promoted it, then it is canceled to prevent it from being propagated.
       // Note that this will not cancel termination exceptions.
       isolate_->CancelScheduledExceptionFromTryCatch(this);
     }
     isolate_->UnregisterTryCatchHandler(this);
     i::SimulatorStack::UnregisterCTryCatch(isolate_);
   }
 }
 
+V8_NORETURN void* v8::TryCatch::operator new(size_t) {
+  base::OS::Abort();
+  abort();
+}
+
+void v8::TryCatch::operator delete(void*, size_t) { base::OS::Abort(); }
 
 bool v8::TryCatch::HasCaught() const {
   return !reinterpret_cast<i::Object*>(exception_)->IsTheHole(isolate_);
 }
 
 
 bool v8::TryCatch::CanContinue() const {
   return can_continue_;
 }
 
@@ skipping 7377 matching lines @@
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 }  // namespace internal
 }  // namespace v8