194     MemoryChunk* containing_chunk = NULL;  in ExemptPopularPages()  local
196       containing_chunk = previous_chunk;  in ExemptPopularPages()
198       containing_chunk = MemoryChunk::FromAnyPointerAddress(heap_, addr);  in ExemptPopularPages()
200     int old_counter = containing_chunk->store_buffer_counter();  in ExemptPopularPages()
202       containing_chunk->set_scan_on_scavenge(true);  in ExemptPopularPages()
205     containing_chunk->set_store_buffer_counter(old_counter + 1);  in ExemptPopularPages()
206     previous_chunk = containing_chunk;  in ExemptPopularPages()
222     MemoryChunk* containing_chunk = NULL;  in Filter()  local
224       containing_chunk = previous_chunk;  in Filter()
226       containing_chunk = MemoryChunk::FromAnyPointerAddress(heap_, addr);  in Filter()
227       previous_chunk = containing_chunk;  in Filter()
229     if (!containing_chunk->IsFlagSet(flag)) {  in Filter()