Check if there is still time before finalizing an incremental collection.

src/heap/gc-idle-time-handler.h

Index: src/heap/gc-idle-time-handler.h
diff --git a/src/heap/gc-idle-time-handler.h b/src/heap/gc-idle-time-handler.h
index 15aaea668f8e98047e78176642d5d2d2667adc04..3f6f9c76249a874b235af36213d3ef974102f024 100644
--- a/src/heap/gc-idle-time-handler.h
+++ b/src/heap/gc-idle-time-handler.h
@@ -155,6 +155,9 @@ class GCIdleTimeHandler {
   static size_t EstimateMarkCompactTime(
       size_t size_of_objects, size_t mark_compact_speed_in_bytes_per_ms);
 
+  static bool DoMarkCompact(size_t idle_time_in_ms, size_t size_of_objects,

[Erik Corry Chromium.org, 2014/10/06 14:56:47]

I would prefer "ShouldDoMarkCompact" to make it clearer that this checks whether
we should do a mark-compact GC, rather than actually doing it.

[Hannes Payer (out of office), 2014/10/07 13:41:11]

Done.

+                            size_t mark_compact_speed_in_bytes_per_ms);
+
   static bool DoScavenge(
       size_t idle_time_in_ms, size_t new_space_size, size_t used_new_space_size,
       size_t scavenger_speed_in_bytes_per_ms,