Remove redundant DCHECKs

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

 /*
  * 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 235 matching lines @@
   // checks asserts.
   bool isAllocationAllowed() const { return !m_noAllocationCount; }
   void enterNoAllocationScope() { m_noAllocationCount++; }
   void leaveNoAllocationScope() { m_noAllocationCount--; }
   bool isWrapperTracingForbidden() { return isMixinInConstruction(); }
   bool isGCForbidden() const {
     return m_gcForbiddenCount || isMixinInConstruction();
   }
   void enterGCForbiddenScope() { m_gcForbiddenCount++; }
   void leaveGCForbiddenScope() {
-    DCHECK_GE(m_gcForbiddenCount, 0u);
+    DCHECK_GT(m_gcForbiddenCount, 0u);
     m_gcForbiddenCount--;
   }
   bool isMixinInConstruction() const { return m_mixinsBeingConstructedCount; }
   void enterMixinConstructionScope() { m_mixinsBeingConstructedCount++; }
   void leaveMixinConstructionScope() {
     DCHECK_GT(m_mixinsBeingConstructedCount, 0u);
     m_mixinsBeingConstructedCount--;
   }
   bool sweepForbidden() const { return m_sweepForbidden; }
 
@@ skipping 432 matching lines @@
 class ThreadStateFor<AnyThread> {
   STATIC_ONLY(ThreadStateFor);
 
  public:
   static ThreadState* state() { return ThreadState::current(); }
 };
 
 }  // namespace blink
 
 #endif  // ThreadState_h