21       nested_scope_chain_(4),  in ScopeIterator()
80       nested_scope_chain_.Add(scope_info);  in ScopeIterator()
161     if (!nested_scope_chain_.is_empty()) {  in Next()
162       DCHECK_EQ(nested_scope_chain_.last()->scope_type(), SCRIPT_SCOPE);  in Next()
163       nested_scope_chain_.RemoveLast();  in Next()
164       DCHECK(nested_scope_chain_.is_empty());  in Next()
169   if (nested_scope_chain_.is_empty()) {  in Next()
172     if (nested_scope_chain_.last()->HasContext()) {  in Next()
176     nested_scope_chain_.RemoveLast();  in Next()
184   if (!nested_scope_chain_.is_empty()) {  in Type()
185     Handle<ScopeInfo> scope_info = nested_scope_chain_.last();  in Type()
244       DCHECK(nested_scope_chain_.length() == 1);  in ScopeObject()
268     if (!nested_scope_chain_.is_empty()) {  in HasContext()
269       return nested_scope_chain_.last()->HasContext();  in HasContext()
304   if (!nested_scope_chain_.is_empty()) {  in CurrentScopeInfo()
305     return nested_scope_chain_.last();  in CurrentScopeInfo()
318       nested_scope_chain_.is_empty()) {  in CurrentContext()
320   } else if (nested_scope_chain_.last()->HasContext()) {  in CurrentContext()
416     scope->GetNestedScopeChain(isolate_, &nested_scope_chain_, source_position);  in RetrieveScopeChain()
547   if (!nested_scope_chain_.is_empty()) {  in MaterializeBlockScope()
548     Handle<ScopeInfo> scope_info = nested_scope_chain_.last();  in MaterializeBlockScope()