blink: Remove CHECK_CONSISTENCY.

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

Index: third_party/WebKit/Source/core/layout/line/LineBoxList.h
diff --git a/third_party/WebKit/Source/core/layout/line/LineBoxList.h b/third_party/WebKit/Source/core/layout/line/LineBoxList.h
index ac7a4c8d077d63987b69efb9b15dc5738be2f82b..d639d1fe38050ad91e89df49db3ba927ac7786ea 100644
--- a/third_party/WebKit/Source/core/layout/line/LineBoxList.h
+++ b/third_party/WebKit/Source/core/layout/line/LineBoxList.h
@@ -57,8 +57,6 @@ class LineBoxList {
   InlineFlowBox* FirstLineBox() const { return first_line_box_; }
   InlineFlowBox* LastLineBox() const { return last_line_box_; }
 
-  void CheckConsistency() const;
-
   void AppendLineBox(InlineFlowBox*);
 
   void DeleteLineBoxTree();
@@ -100,10 +98,6 @@ class LineBoxList {
   InlineFlowBox* last_line_box_;
 };
 
-#if !DCHECK_IS_ON()
-inline void LineBoxList::CheckConsistency() const {}
-#endif
-
 }  // namespace blink
 
 #endif  // LineBoxList_h