Merge r8987 into 3.2 branch, fixing a Chrome 12 startup issue.

src/api.cc

 // Copyright 2010 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 3761 matching lines @@
 }
 
 
 bool Context::InContext() {
   return i::Isolate::Current()->context() != NULL;
 }
 
 
 v8::Local<v8::Context> Context::GetEntered() {
   i::Isolate* isolate = i::Isolate::Current();
-  if (IsDeadCheck(isolate, "v8::Context::GetEntered()")) {
+  if (!EnsureInitializedForIsolate(isolate, "v8::Context::GetEntered()")) {
     return Local<Context>();
   }
   i::Handle<i::Object> last =
       isolate->handle_scope_implementer()->LastEnteredContext();
   if (last.is_null()) return Local<Context>();
   i::Handle<i::Context> context = i::Handle<i::Context>::cast(last);
   return Utils::ToLocal(context);
 }
 
 
@@ skipping 1879 matching lines @@
 
 
 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
   HandleScopeImplementer* scope_implementer =
       reinterpret_cast<HandleScopeImplementer*>(storage);
   scope_implementer->IterateThis(v);
   return storage + ArchiveSpacePerThread();
 }
 
 } }  // namespace v8::internal