[Isolates] Small fixes after the last merge.

src/mark-compact.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1226 matching lines @@
 
     // Once the entire group has been colored gray, set the object group
     // to NULL so it won't be processed again.
     delete entry;
     object_groups->at(i) = NULL;
   }
 }
 
 
 void MarkCompactCollector::MarkImplicitRefGroups() {
-  List<ImplicitRefGroup*>* ref_groups = GlobalHandles::ImplicitRefGroups();
+  List<ImplicitRefGroup*>* ref_groups =
+      heap_->isolate()->global_handles()->implicit_ref_groups();
 
   for (int i = 0; i < ref_groups->length(); i++) {
     ImplicitRefGroup* entry = ref_groups->at(i);
     if (entry == NULL) continue;
 
     if (!entry->parent_->IsMarked()) continue;
 
     List<Object**>& children = entry->children_;
     // A parent object is marked, so mark as gray all child white heap
     // objects.
@@ skipping 157 matching lines @@
   symbol_table->ElementsRemoved(v.PointersRemoved());
   heap_->external_string_table_.Iterate(&v);
   heap_->external_string_table_.CleanUp();
 
   // Process the weak references.
   MarkCompactWeakObjectRetainer mark_compact_object_retainer;
   heap_->ProcessWeakReferences(&mark_compact_object_retainer);
 
   // Remove object groups after marking phase.
   heap_->isolate()->global_handles()->RemoveObjectGroups();
-  GlobalHandles::RemoveImplicitRefGroups();
+  heap_->isolate()->global_handles()->RemoveImplicitRefGroups();
 
   // Flush code from collected candidates.
   if (is_code_flushing_enabled()) {
     code_flusher_->ProcessCandidates();
   }
 
   // Clean up dead objects from the runtime profiler.
   heap_->isolate()->runtime_profiler()->RemoveDeadSamples();
 }
 
@@ skipping 1629 matching lines @@
 }
 
 
 void MarkCompactCollector::Initialize() {
   StaticPointersToNewGenUpdatingVisitor::Initialize();
   StaticMarkingVisitor::Initialize();
 }
 
 
 } }  // namespace v8::internal