Canonicalize handles for optimized compilation.

src/isolate.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/isolate.h"
 
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
@@ skipping 1856 matching lines @@
   delete thread_data_table_;
   thread_data_table_ = NULL;
 }
 
 
 void Isolate::ClearSerializerData() {
   delete external_reference_table_;
   external_reference_table_ = NULL;
   delete external_reference_map_;
   external_reference_map_ = NULL;
-  delete root_index_map_;
-  root_index_map_ = NULL;
 }
 
 
 void Isolate::Deinit() {
   TRACE_ISOLATE(deinit);
 
   debug()->Unload();
 
   FreeThreadResources();
 
@@ skipping 39 matching lines @@
   cancelable_tasks_.clear();
 
   heap_.TearDown();
   logger_->TearDown();
 
   delete heap_profiler_;
   heap_profiler_ = NULL;
   delete cpu_profiler_;
   cpu_profiler_ = NULL;
 
+  delete root_index_map_;
+  root_index_map_ = NULL;
+
   ClearSerializerData();
 }
 
 
 void Isolate::SetIsolateThreadLocals(Isolate* isolate,
                                      PerIsolateThreadData* data) {
   base::Thread::SetThreadLocal(isolate_key_, isolate);
   base::Thread::SetThreadLocal(per_isolate_thread_data_key_, data);
 }
 
@@ skipping 901 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8