Replace ASSERTs in platform/heap/ with DCHECKs

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

Index: third_party/WebKit/Source/platform/heap/SafePoint.cpp
diff --git a/third_party/WebKit/Source/platform/heap/SafePoint.cpp b/third_party/WebKit/Source/platform/heap/SafePoint.cpp
index 451a4251f06ec8fdc59ad57e63bc7e639938d091..ab41307f940c6be3650703255381892b17784fac 100644
--- a/third_party/WebKit/Source/platform/heap/SafePoint.cpp
+++ b/third_party/WebKit/Source/platform/heap/SafePoint.cpp
@@ -28,7 +28,7 @@ SafePointBarrier::SafePointBarrier()
 SafePointBarrier::~SafePointBarrier() {}
 
 bool SafePointBarrier::parkOthers() {
-  ASSERT(ThreadState::current()->isAtSafePoint());
+  DCHECK(ThreadState::current()->isAtSafePoint());
 
   ThreadState* current = ThreadState::current();
   // Lock threadAttachMutex() to prevent threads from attaching.
@@ -76,12 +76,12 @@ void SafePointBarrier::resumeOthers(bool barrierLocked) {
   }
 
   current->unlockThreadAttachMutex();
-  ASSERT(ThreadState::current()->isAtSafePoint());
+  DCHECK(ThreadState::current()->isAtSafePoint());
 }
 
 void SafePointBarrier::checkAndPark(ThreadState* state,
                                     SafePointAwareMutexLocker* locker) {
-  ASSERT(!state->sweepForbidden());
+  DCHECK(!state->sweepForbidden());
   if (acquireLoad(&m_parkingRequested)) {
     // If we are leaving the safepoint from a SafePointAwareMutexLocker
     // call out to release the lock before going to sleep. This enables the
@@ -95,7 +95,7 @@ void SafePointBarrier::checkAndPark(ThreadState* state,
 }
 
 void SafePointBarrier::enterSafePoint(ThreadState* state) {
-  ASSERT(!state->sweepForbidden());
+  DCHECK(!state->sweepForbidden());
   pushAllRegisters(this, state, enterSafePointAfterPushRegisters);
 }