blink: Remove CHECK_CONSISTENCY.

third_party/WebKit/Source/core/layout/LayoutText.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Andrew Wellington (proton@wiretapped.net)
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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
@@ skipping 231 matching lines @@
 void LayoutText::WillBeDestroyed() {
   if (SecureTextTimer* secure_text_timer =
           g_secure_text_timers ? g_secure_text_timers->Take(this) : 0)
     delete secure_text_timer;
 
   RemoveAndDestroyTextBoxes();
   LayoutObject::WillBeDestroyed();
 }
 
 void LayoutText::ExtractTextBox(InlineTextBox* box) {
-  CheckConsistency();
-
   last_text_box_ = box->PrevTextBox();
   if (box == first_text_box_)
     first_text_box_ = nullptr;
   if (box->PrevTextBox())
     box->PrevTextBox()->SetNextTextBox(nullptr);
   box->SetPreviousTextBox(nullptr);
   for (InlineTextBox* curr = box; curr; curr = curr->NextTextBox())
     curr->SetExtracted();
-
-  CheckConsistency();
 }
 
 void LayoutText::AttachTextBox(InlineTextBox* box) {
-  CheckConsistency();
-
   if (last_text_box_) {
     last_text_box_->SetNextTextBox(box);
     box->SetPreviousTextBox(last_text_box_);
   } else {
     first_text_box_ = box;
   }
   InlineTextBox* last = box;
   for (InlineTextBox* curr = box; curr; curr = curr->NextTextBox()) {
     curr->SetExtracted(false);
     last = curr;
   }
   last_text_box_ = last;
-
-  CheckConsistency();
 }
 
 void LayoutText::RemoveTextBox(InlineTextBox* box) {
-  CheckConsistency();
-
   if (box == first_text_box_)
     first_text_box_ = box->NextTextBox();
   if (box == last_text_box_)
     last_text_box_ = box->PrevTextBox();
   if (box->NextTextBox())
     box->NextTextBox()->SetPreviousTextBox(box->PrevTextBox());
   if (box->PrevTextBox())
     box->PrevTextBox()->SetNextTextBox(box->NextTextBox());
-
-  CheckConsistency();
 }
 
 void LayoutText::DeleteTextBoxes() {
   if (FirstTextBox()) {
     InlineTextBox* next;
     for (InlineTextBox* curr = FirstTextBox(); curr; curr = next) {
       next = curr->NextTextBox();
       curr->Destroy();
     }
     first_text_box_ = last_text_box_ = nullptr;
@@ skipping 1712 matching lines @@
   return max_offset;
 }
 
 unsigned LayoutText::ResolvedTextLength() const {
   int len = 0;
   for (InlineTextBox* box = FirstTextBox(); box; box = box->NextTextBox())
     len += box->Len();
   return len;
 }
 
-#if DCHECK_IS_ON()
-
-void LayoutText::CheckConsistency() const {
-#ifdef CHECK_CONSISTENCY
-  const InlineTextBox* prev = nullptr;
-  for (const InlineTextBox* child = m_firstTextBox; child;
-       child = child->nextTextBox()) {
-    DCHECK(child->getLineLayoutItem().isEqual(this));
-    DCHECK_EQ(child->prevTextBox(), prev);
-    prev = child;
-  }
-  DCHECK_EQ(prev, m_lastTextBox);
-#endif
-}
-
-#endif
-
 void LayoutText::MomentarilyRevealLastTypedCharacter(
     unsigned last_typed_character_offset) {
   if (!g_secure_text_timers)
     g_secure_text_timers = new SecureTextTimerMap;
 
   SecureTextTimer* secure_text_timer = g_secure_text_timers->at(this);
   if (!secure_text_timer) {
     secure_text_timer = new SecureTextTimer(this);
     g_secure_text_timers->insert(this, secure_text_timer);
   }
@@ skipping 27 matching lines @@
   LayoutRect rect = LayoutRect(
       IntRect(FirstRunX(), FirstRunY(), lines_box.Width(), lines_box.Height()));
   LayoutBlock* block = ContainingBlock();
   if (block && HasTextBoxes())
     block->AdjustChildDebugRect(rect);
 
   return rect;
 }
 
 }  // namespace blink