Remove the remaining parts of ignorePendingStylesheets and placeholder styles.

sky/engine/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 223 matching lines @@
 {
     DEFINE_STATIC_LOCAL(OwnPtr<WeakDocumentSet>, set, (adoptPtr(new WeakDocumentSet())));
     return *set;
 }
 #endif
 
 Document::Document(const DocumentInit& initializer, DocumentClassFlags documentClasses)
     : ContainerNode(0, CreateDocument)
     , TreeScope(*this)
     , m_module(nullptr)
-    , m_hasNodesWithPlaceholderStyle(false)
     , m_evaluateMediaQueriesOnStyleRecalc(false)
     , m_pendingSheetLayout(NoLayoutWithPendingSheets)
     , m_frame(initializer.frame())
     , m_domWindow(m_frame ? m_frame->domWindow() : 0)
     , m_importsController(initializer.importsController())
     , m_activeParserCount(0)
     , m_executeScriptsWaitingForResourcesTimer(this, &Document::executeScriptsWaitingForResourcesTimerFired)
     , m_clearFocusedElementTimer(this, &Document::clearFocusedElementTimerFired)
     , m_listenerTypes(0)
     , m_mutationObserverTypes(0)
@@ skipping 816 matching lines @@
 
     if (styleChangeType() >= SubtreeStyleChange)
         change = Force;
 
     // FIXME: Cannot access the ensureStyleResolver() before calling styleForDocument below because
     // apparently the StyleResolver's constructor has side effects. We should fix it.
     // See printing/setPrinting.html, printing/width-overflow.html though they only fail on
     // mac when accessing the resolver by what appears to be a viewport size difference.
 
     if (change == Force) {
-        m_hasNodesWithPlaceholderStyle = false;
         RefPtr<RenderStyle> documentStyle = StyleResolver::styleForDocument(*this);
         StyleRecalcChange localChange = RenderStyle::stylePropagationDiff(documentStyle.get(), renderView()->style());
         if (localChange != NoChange)
             renderView()->setStyle(documentStyle.release());
     }
 
     clearNeedsStyleRecalc();
 
     // Uncomment to enable printing of statistics about style sharing and the matched property cache.
     // Optionally pass StyleResolver::ReportSlowStats to print numbers that require crawling the
@@ skipping 76 matching lines @@
 
 void Document::clearFocusedElementTimerFired(Timer<Document>*)
 {
     updateRenderTreeIfNeeded();
     m_clearFocusedElementTimer.stop();
 
     if (m_focusedElement && !m_focusedElement->isFocusable())
         m_focusedElement->blur();
 }
 
-// FIXME: This is a bad idea and needs to be removed eventually.
-// Other browsers load stylesheets before they continue parsing the web page.
-// Since we don't, we can run JavaScript code that needs answers before the
-// stylesheets are loaded. Doing a layout ignoring the pending stylesheets
-// lets us get reasonable answers. The long term solution to this problem is
-// to instead suspend JavaScript execution.
-void Document::updateLayoutIgnorePendingStylesheets(Document::RunPostLayoutTasks runPostLayoutTasks)
-{
-    StyleEngine::IgnoringPendingStylesheet ignoring(m_styleEngine.get());
-    updateLayout();
-    if (runPostLayoutTasks == RunPostLayoutTasksSynchronously && view())
-        view()->flushAnyPendingPostLayoutTasks();
-}
-
-PassRefPtr<RenderStyle> Document::styleForElementIgnoringPendingStylesheets(Element* element)
-{
-    ASSERT_ARG(element, element->document() == this);
-    StyleEngine::IgnoringPendingStylesheet ignoring(m_styleEngine.get());
-    return ensureStyleResolver().styleForElement(element, element->parentNode() ? element->parentNode()->computedStyle() : 0);
-}
-
 StyleResolver* Document::styleResolver() const
 {
     if (!isActive())
         return 0;
     return m_styleEngine->resolver();
 }
 
 StyleResolver& Document::ensureStyleResolver() const
 {
     ASSERT(isActive());
@@ skipping 1526 matching lines @@
 using namespace blink;
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (WeakDocumentSet::const_iterator it = set.begin(); it != set.end(); ++it) {
         fprintf(stderr, "- Document %p URL: %s\n", *it, (*it)->url().string().utf8().data());
     }
 }
 #endif