Replace ENABLE(ASSERT) with DCHECK_IS_ON().

third_party/WebKit/Source/core/layout/line/InlineFlowBox.h

Index: third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
diff --git a/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h b/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
index 3c657572fc7ad4fa1485da06903b32a61a9e1cc7..acf143bc97088ab3e65da4b38df9a7cae9aa5596 100644
--- a/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
+++ b/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
@@ -59,7 +59,7 @@ class InlineFlowBox : public InlineBox {
         m_lineBreakBidiStatusLastStrong(WTF::Unicode::LeftToRight),
         m_lineBreakBidiStatusLast(WTF::Unicode::LeftToRight),
         m_isFirstAfterPageBreak(false)
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
         ,
         m_hasBadChildList(false)
 #endif
@@ -77,7 +77,7 @@ class InlineFlowBox : public InlineBox {
     m_hasTextDescendants = m_hasTextChildren;
   }
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   ~InlineFlowBox() override;
 #endif
 
@@ -474,7 +474,7 @@ class InlineFlowBox : public InlineBox {
 
 // End of RootInlineBox-specific members.
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
  private:
   unsigned m_hasBadChildList : 1;
 #endif
@@ -482,12 +482,12 @@ class InlineFlowBox : public InlineBox {
 
 DEFINE_INLINE_BOX_TYPE_CASTS(InlineFlowBox);
 
-#if !ENABLE(ASSERT)
+#if !DCHECK_IS_ON()
 inline void InlineFlowBox::checkConsistency() const {}
 #endif
 
 inline void InlineFlowBox::setHasBadChildList() {
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   m_hasBadChildList = true;
 #endif
 }