ASSERT -> DCHECK in core/editing.

third_party/WebKit/Source/core/editing/SelectionEditor.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 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 84 matching lines @@
     if (options & FrameSelection::DoNotAdjustInFlatTree) {
         m_selectionInFlatTree.setWithoutValidation(toPositionInFlatTree(m_selection.base()), toPositionInFlatTree(m_selection.extent()));
         return;
     }
 
     SelectionAdjuster::adjustSelectionInFlatTree(&m_selectionInFlatTree, m_selection);
 }
 
 void SelectionEditor::setVisibleSelection(const VisibleSelectionInFlatTree& newSelection, FrameSelection::SetSelectionOptions options)
 {
-    ASSERT(!(options & FrameSelection::DoNotAdjustInFlatTree));
+    DCHECK(!(options & FrameSelection::DoNotAdjustInFlatTree));
     m_selectionInFlatTree = newSelection;
     SelectionAdjuster::adjustSelectionInDOMTree(&m_selection, m_selectionInFlatTree);
 }
 
 void SelectionEditor::resetXPosForVerticalArrowNavigation()
 {
     m_xPosForVerticalArrowNavigation = NoXPosForVerticalArrowNavigation();
 }
 
 void SelectionEditor::setIsDirectional(bool isDirectional)
@@ skipping 745 matching lines @@
 {
     Node* selectStartTarget = m_selection.extent().computeContainerNode();
     if (!selectStartTarget)
         return DispatchEventResult::NotCanceled;
 
     return selectStartTarget->dispatchEvent(Event::createCancelableBubble(EventTypeNames::selectstart));
 }
 
 void SelectionEditor::didChangeVisibleSelection()
 {
-    ASSERT(m_observingVisibleSelection);
+    DCHECK(m_observingVisibleSelection);
     // Invalidate the logical range when the underlying VisibleSelection has changed.
     if (m_logicalRange) {
         m_logicalRange->dispose();
         m_logicalRange = nullptr;
     }
     m_selection.clearChangeObserver();
     m_observingVisibleSelection = false;
 }
 
 void SelectionEditor::startObservingVisibleSelectionChange()
 {
-    ASSERT(!m_observingVisibleSelection);
+    DCHECK(!m_observingVisibleSelection);
     m_selection.setChangeObserver(*this);
     m_observingVisibleSelection = true;
 }
 
 void SelectionEditor::stopObservingVisibleSelectionChangeIfNecessary()
 {
     if (!m_observingVisibleSelection)
         return;
     m_selection.clearChangeObserver();
     m_observingVisibleSelection = false;
 }
 
 void SelectionEditor::updateIfNeeded()
 {
     m_selection.updateIfNeeded();
     m_selectionInFlatTree.updateIfNeeded();
 }
 
 DEFINE_TRACE(SelectionEditor)
 {
     visitor->trace(m_frameSelection);
     visitor->trace(m_selection);
     visitor->trace(m_selectionInFlatTree);
     visitor->trace(m_logicalRange);
     VisibleSelectionChangeObserver::trace(visitor);
 }
 
 } // namespace blink