Remove Navigation Transitions from Blink.

Source/core/css/CSSDefaultStyleSheets.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 61 matching lines @@
     return sheet.release();
 }
 
 CSSDefaultStyleSheets::CSSDefaultStyleSheets()
     : m_defaultStyle(nullptr)
     , m_defaultMobileViewportStyle(nullptr)
     , m_defaultQuirksStyle(nullptr)
     , m_defaultPrintStyle(nullptr)
     , m_defaultViewSourceStyle(nullptr)
     , m_defaultXHTMLMobileProfileStyle(nullptr)
-    , m_defaultTransitionStyle(nullptr)
     , m_defaultStyleSheet(nullptr)
     , m_mobileViewportStyleSheet(nullptr)
     , m_quirksStyleSheet(nullptr)
     , m_svgStyleSheet(nullptr)
     , m_mathmlStyleSheet(nullptr)
     , m_mediaControlsStyleSheet(nullptr)
     , m_fullscreenStyleSheet(nullptr)
 {
     m_defaultStyle = RuleSet::create();
     m_defaultPrintStyle = RuleSet::create();
@@ skipping 15 matching lines @@
 {
     if (!m_defaultViewSourceStyle) {
         m_defaultViewSourceStyle = RuleSet::create();
         // Loaded stylesheet is leaked on purpose.
         RefPtrWillBeRawPtr<StyleSheetContents> stylesheet = parseUASheet(loadResourceAsASCIIString("view-source.css"));
         m_defaultViewSourceStyle->addRulesFromSheet(stylesheet.release().leakRef(), screenEval());
     }
     return m_defaultViewSourceStyle.get();
 }
 
-RuleSet* CSSDefaultStyleSheets::defaultTransitionStyle()
-{
-    if (!m_defaultTransitionStyle) {
-        m_defaultTransitionStyle = RuleSet::create();
-        // Loaded stylesheet is leaked on purpose.
-        RefPtrWillBeRawPtr<StyleSheetContents> stylesheet = parseUASheet(loadResourceAsASCIIString("navigationTransitions.css"));
-        m_defaultTransitionStyle->addRulesFromSheet(stylesheet.release().leakRef(), screenEval());
-    }
-    return m_defaultTransitionStyle.get();
-}
-
 RuleSet* CSSDefaultStyleSheets::defaultXHTMLMobileProfileStyle()
 {
     if (!m_defaultXHTMLMobileProfileStyle) {
         m_defaultXHTMLMobileProfileStyle = RuleSet::create();
         // Loaded stylesheet is leaked on purpose.
         RefPtrWillBeRawPtr<StyleSheetContents> stylesheet = parseUASheet(loadResourceAsASCIIString("xhtmlmp.css"));
         m_defaultXHTMLMobileProfileStyle->addRulesFromSheet(stylesheet.release().leakRef(), screenEval());
     }
     return m_defaultXHTMLMobileProfileStyle.get();
 }
@@ skipping 51 matching lines @@
 }
 
 DEFINE_TRACE(CSSDefaultStyleSheets)
 {
     visitor->trace(m_defaultStyle);
     visitor->trace(m_defaultMobileViewportStyle);
     visitor->trace(m_defaultQuirksStyle);
     visitor->trace(m_defaultPrintStyle);
     visitor->trace(m_defaultViewSourceStyle);
     visitor->trace(m_defaultXHTMLMobileProfileStyle);
-    visitor->trace(m_defaultTransitionStyle);
     visitor->trace(m_defaultStyleSheet);
     visitor->trace(m_mobileViewportStyleSheet);
     visitor->trace(m_quirksStyleSheet);
     visitor->trace(m_svgStyleSheet);
     visitor->trace(m_mathmlStyleSheet);
     visitor->trace(m_mediaControlsStyleSheet);
     visitor->trace(m_fullscreenStyleSheet);
 }
 
 } // namespace blink