Common up eager handling of sweeping.

third_party/WebKit/Source/platform/heap/ThreadState.cpp

 /*
  * Copyright (C) 2013 Google Inc. 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
@@ skipping 1038 matching lines @@
     // Allocation is allowed during the pre-finalizers and destructors.
     // However, they must not mutate an object graph in a way in which
     // a dead object gets resurrected.
     invokePreFinalizers();
 
 #if defined(ADDRESS_SANITIZER)
     poisonEagerHeap(SetPoison);
 #endif
 
 #if ENABLE(LAZY_SWEEPING)
+    eagerSweep();
+#if defined(ADDRESS_SANITIZER)
+    poisonAllHeaps();
+#endif
     if (previousGCState == EagerSweepScheduled) {
         // Eager sweeping should happen only in testing.
-        eagerSweep();
-#if defined(ADDRESS_SANITIZER)
-        poisonAllHeaps();
-#endif
         completeSweep();
     } else {
         // The default behavior is lazy sweeping.
-        eagerSweep();
-#if defined(ADDRESS_SANITIZER)
-        poisonAllHeaps();
-#endif
         scheduleIdleLazySweep();
     }
 #else
     completeSweep();
 #endif
 
 #if ENABLE(GC_PROFILING)
     snapshotFreeListIfNecessary();
 #endif
 }
@@ skipping 527 matching lines @@
         json->beginArray(it->key.ascii().data());
         for (size_t age = 0; age <= maxHeapObjectAge; ++age)
             json->pushInteger(it->value.ages[age]);
         json->endArray();
     }
     TRACE_EVENT_OBJECT_SNAPSHOT_WITH_ID(TRACE_DISABLED_BY_DEFAULT("blink_gc"), statsName, this, json.release());
 }
 #endif
 
 } // namespace blink