Rename StyleSheetCollections to StyleEngine.

Source/core/rendering/RenderBlock.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * 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 6000 matching lines @@
 
 LayoutUnit RenderBlock::lineHeight(bool firstLine, LineDirectionMode direction, LinePositionMode linePositionMode) const
 {
     // Inline blocks are replaced elements. Otherwise, just pass off to
     // the base class.  If we're being queried as though we're the root line
     // box, then the fact that we're an inline-block is irrelevant, and we behave
     // just like a block.
     if (isReplaced() && linePositionMode == PositionOnContainingLine)
         return RenderBox::lineHeight(firstLine, direction, linePositionMode);
 
-    if (firstLine && document().styleSheetCollections()->usesFirstLineRules()) {
+    if (firstLine && document().styleEngine()->usesFirstLineRules()) {
         RenderStyle* s = style(firstLine);
         if (s != style())
             return s->computedLineHeight(view());
     }
 
     if (m_lineHeight == -1)
         m_lineHeight = style()->computedLineHeight(view());
 
     return m_lineHeight;
 }
@@ skipping 318 matching lines @@
     RenderTextFragment* letter =
         new RenderTextFragment(remainingText->node() ? remainingText->node() : &remainingText->document(), oldText.impl(), 0, length);
     letter->setStyle(pseudoStyle);
     firstLetter->addChild(letter);
 
     textObj->destroy();
 }
 
 void RenderBlock::updateFirstLetter()
 {
-    if (!document().styleSheetCollections()->usesFirstLetterRules())
+    if (!document().styleEngine()->usesFirstLetterRules())
         return;
     // Don't recur
     if (style()->styleType() == FIRST_LETTER)
         return;
 
     // FIXME: We need to destroy the first-letter object if it is no longer the first child. Need to find
     // an efficient way to check for that situation though before implementing anything.
     RenderObject* firstLetterBlock = findFirstLetterBlock(this);
     if (!firstLetterBlock)
         return;
@@ skipping 1302 matching lines @@
 void RenderBlock::showLineTreeAndMark(const InlineBox* markedBox1, const char* markedLabel1, const InlineBox* markedBox2, const char* markedLabel2, const RenderObject* obj) const
 {
     showRenderObject();
     for (const RootInlineBox* root = firstRootBox(); root; root = root->nextRootBox())
         root->showLineTreeAndMark(markedBox1, markedLabel1, markedBox2, markedLabel2, obj, 1);
 }
 
 #endif
 
 } // namespace WebCore