Replace ASSERT with DCHECK in platform/

third_party/WebKit/Source/platform/geometry/TransformState.cpp

 /*
  * Copyright (C) 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 138 matching lines @@
           accumulated_transform_ ? accumulated_transform_.get()
                                  : &transform_from_container;
       FlattenWithTransform(*final_transform, was_clamped);
     }
   }
   accumulating_transform_ =
       accumulate == kAccumulateTransform || force_accumulating_transform_;
 }
 
 void TransformState::Flatten(bool* was_clamped) {
-  ASSERT(!force_accumulating_transform_);
+  DCHECK(!force_accumulating_transform_);
   if (was_clamped)
     *was_clamped = false;
 
   ApplyAccumulatedOffset();
 
   if (!accumulated_transform_) {
     accumulating_transform_ = false;
     return;
   }
 
@@ skipping 56 matching lines @@
 
   // We could throw away m_accumulatedTransform if we wanted to here, but that
   // would cause thrash when traversing hierarchies with alternating
   // preserve-3d and flat elements.
   if (accumulated_transform_)
     accumulated_transform_->MakeIdentity();
   accumulating_transform_ = false;
 }
 
 }  // namespace blink