Revert "Oilpan: Add more asserts to Heap::collectGarbage"

Source/platform/heap/Heap.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 2330 matching lines @@
 
 void Heap::postGC(ThreadState::GCType gcType)
 {
     ASSERT(ThreadState::current()->isInGC());
     for (ThreadState* state : ThreadState::attachedThreads())
         state->postGC(gcType);
 }
 
 void Heap::collectGarbage(ThreadState::StackState stackState, ThreadState::GCType gcType)
 {
-    ASSERT(!ThreadState::current()->isSweepingInProgress());
-    ASSERT(!ThreadState::current()->sweepForbidden());
-
     ThreadState* state = ThreadState::current();
     ThreadState::GCState originalGCState = state->gcState();
     state->setGCState(ThreadState::StoppingOtherThreads);
 
     GCScope gcScope(stackState);
     // Check if we successfully parked the other threads.  If not we bail out of
     // the GC.
     if (!gcScope.allThreadsParked()) {
         // Restore the original GCState.
         state->setGCState(originalGCState);
@@ skipping 61 matching lines @@
         Platform::current()->histogramCustomCounts("BlinkGC.TotalObjectSpace", Heap::allocatedObjectSize() / 1024, 0, 4 * 1024 * 1024, 50);
         Platform::current()->histogramCustomCounts("BlinkGC.TotalAllocatedSpace", Heap::allocatedSpace() / 1024, 0, 4 * 1024 * 1024, 50);
     }
 
     if (state->isMainThread())
         ScriptForbiddenScope::exit();
 }
 
 void Heap::collectGarbageForTerminatingThread(ThreadState* state)
 {
-    ASSERT(!ThreadState::current()->isSweepingInProgress());
-    ASSERT(!ThreadState::current()->sweepForbidden());
-
     // We explicitly do not enter a safepoint while doing thread specific
     // garbage collection since we don't want to allow a global GC at the
     // same time as a thread local GC.
     {
         MarkingVisitor<ThreadLocalMarking> markingVisitor;
         ThreadState::NoAllocationScope noAllocationScope(state);
 
         state->preGC();
         s_markingVisitor->configureEagerTraceLimit();
         ASSERT(s_markingVisitor->canTraceEagerly());
@@ skipping 323 matching lines @@
 bool Heap::s_shutdownCalled = false;
 bool Heap::s_lastGCWasConservative = false;
 FreePagePool* Heap::s_freePagePool;
 OrphanedPagePool* Heap::s_orphanedPagePool;
 Heap::RegionTree* Heap::s_regionTree = nullptr;
 size_t Heap::s_allocatedObjectSize = 0;
 size_t Heap::s_allocatedSpace = 0;
 size_t Heap::s_markedObjectSize = 0;
 
 } // namespace blink