Add threshold for V8Followup-IdleGC

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 595 matching lines @@
     ASSERT(!sweepForbidden());
 
     if ((gcType == BlinkGC::V8MajorGC && shouldForceMemoryPressureGC())
         || shouldScheduleV8FollowupGC()) {
 #if PRINT_HEAP_STATS
         dataLogF("Scheduled PreciseGC\n");
 #endif
         schedulePreciseGC();
         return;
     }
-    if (gcType == BlinkGC::V8MajorGC) {
+    if (gcType == BlinkGC::V8MajorGC && shouldScheduleIdleGC()) {
 #if PRINT_HEAP_STATS
         dataLogF("Scheduled IdleGC\n");
 #endif
         scheduleIdleGC();
         return;
     }
 }
 
 void ThreadState::willStartV8GC(BlinkGC::V8GCType gcType)
 {
@@ skipping 911 matching lines @@
     threadDump->addScalar("dead_count", "objects", totalDeadCount);
     threadDump->addScalar("live_size", "bytes", totalLiveSize);
     threadDump->addScalar("dead_size", "bytes", totalDeadSize);
 
     WebMemoryAllocatorDump* heapsDump = BlinkGCMemoryDumpProvider::instance()->createMemoryAllocatorDumpForCurrentGC(heapsDumpName);
     WebMemoryAllocatorDump* classesDump = BlinkGCMemoryDumpProvider::instance()->createMemoryAllocatorDumpForCurrentGC(classesDumpName);
     BlinkGCMemoryDumpProvider::instance()->currentProcessMemoryDump()->addOwnershipEdge(classesDump->guid(), heapsDump->guid());
 }
 
 } // namespace blink