Replace ASSERT with DCHECK in core/

third_party/WebKit/Source/core/page/PrintContext.cpp

 /*
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2007 Apple Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 153 matching lines @@
                                     height * kPrintingMinimumShrinkFactor));
 
   // This changes layout, so callers need to make sure that they don't paint to
   // screen while in printing mode.
   frame_->SetPrinting(
       true, min_layout_size, original_page_size,
       kPrintingMaximumShrinkFactor / kPrintingMinimumShrinkFactor);
 }
 
 void PrintContext::EndPrintMode() {
-  ASSERT(is_printing_);
+  DCHECK(is_printing_);
   is_printing_ = false;
   if (IsFrameValid())
     frame_->SetPrinting(false, FloatSize(), FloatSize(), 0);
   linked_destinations_.clear();
   linked_destinations_valid_ = false;
 }
 
 // static
 int PrintContext::PageNumberForElement(Element* element,
                                        const FloatSize& page_size_in_pixels) {
@@ skipping 152 matching lines @@
 }
 
 ScopedPrintContext::ScopedPrintContext(LocalFrame* frame)
     : context_(new PrintContext(frame)) {}
 
 ScopedPrintContext::~ScopedPrintContext() {
   context_->EndPrintMode();
 }
 
 }  // namespace blink