Moved text decoding to the parser thread

Source/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 92 matching lines @@
 #include "core/editing/SpellChecker.h"
 #include "core/events/BeforeUnloadEvent.h"
 #include "core/events/Event.h"
 #include "core/events/EventFactory.h"
 #include "core/events/EventListener.h"
 #include "core/events/HashChangeEvent.h"
 #include "core/events/PageTransitionEvent.h"
 #include "core/events/ScopedEventQueue.h"
 #include "core/events/ThreadLocalEventNames.h"
 #include "core/fetch/ResourceFetcher.h"
-#include "core/fetch/TextResourceDecoder.h"
 #include "core/frame/ContentSecurityPolicy.h"
 #include "core/frame/DOMSecurityPolicy.h"
 #include "core/frame/DOMWindow.h"
 #include "core/frame/Frame.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/History.h"
 #include "core/frame/animation/AnimationController.h"
 #include "core/html/HTMLAllCollection.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLCanvasElement.h"
 #include "core/html/HTMLCollection.h"
 #include "core/html/HTMLDialogElement.h"
 #include "core/html/HTMLDocument.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/html/HTMLHeadElement.h"
 #include "core/html/HTMLHtmlElement.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/html/HTMLImport.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLLinkElement.h"
 #include "core/html/HTMLNameCollection.h"
 #include "core/html/HTMLScriptElement.h"
 #include "core/html/HTMLStyleElement.h"
 #include "core/html/HTMLTitleElement.h"
 #include "core/html/PluginDocument.h"
 #include "core/html/forms/FormController.h"
 #include "core/html/parser/HTMLDocumentParser.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/html/parser/NestingLevelIncrementer.h"
+#include "core/html/parser/TextResourceDecoder.h"
 #include "core/inspector/InspectorCounters.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/inspector/ScriptCallStack.h"
 #include "core/loader/CookieJar.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/FrameLoader.h"
 #include "core/loader/FrameLoaderClient.h"
 #include "core/loader/ImageLoader.h"
 #include "core/loader/appcache/ApplicationCacheHost.h"
 #include "core/page/Chrome.h"
@@ skipping 953 matching lines @@
 
 void Document::setCharset(const String& charset)
 {
     if (DocumentLoader* documentLoader = loader())
         documentLoader->setUserChosenEncoding(charset);
     WTF::TextEncoding encoding(charset);
     // In case the encoding didn't exist, we keep the old one (helps some sites specifying invalid encodings).
     if (!encoding.isValid())
         return;
     DocumentEncodingData newEncodingData = m_encodingData;
-    newEncodingData.encoding = encoding;
+    newEncodingData.setEncoding(encoding);
     setEncodingData(newEncodingData);
 }
 
 void Document::setContentLanguage(const AtomicString& language)
 {
     if (m_contentLanguage == language)
         return;
     m_contentLanguage = language;
 
     // Document's style depends on the content language.
@@ skipping 962 matching lines @@
     // If the document has already been detached, do not make a new axObjectCache.
     if (!topDocument->renderView())
         return 0;
 
     ASSERT(topDocument == this || !m_axObjectCache);
     if (!topDocument->m_axObjectCache)
         topDocument->m_axObjectCache = adoptPtr(new AXObjectCache(topDocument));
     return topDocument->m_axObjectCache.get();
 }
 
-void Document::setVisuallyOrdered()
-{
-    m_visuallyOrdered = true;
-    // FIXME: How is possible to not have a renderer here?
-    if (renderView())
-        renderView()->style()->setRTLOrdering(VisualOrder);
-    setNeedsStyleRecalc();
-}
-
 PassRefPtr<DocumentParser> Document::createParser()
 {
     if (isHTMLDocument()) {
         bool reportErrors = InspectorInstrumentation::collectingHTMLParseErrors(this->page());
         return HTMLDocumentParser::create(toHTMLDocument(this), reportErrors);
     }
     // FIXME: this should probably pass the frame instead
     return XMLDocumentParser::create(this, view());
 }
 
@@ skipping 1848 matching lines @@
 
 void Document::setEncodingData(const DocumentEncodingData& newData)
 {
     // It's possible for the encoding of the document to change while we're decoding
     // data. That can only occur while we're processing the <head> portion of the
     // document. There isn't much user-visible content in the <head>, but there is
     // the <title> element. This function detects that situation and re-decodes the
     // document's title so that the user doesn't see an incorrectly decoded title
     // in the title bar.
     if (m_titleElement
-        && encoding() != newData.encoding
+        && encoding() != newData.encoding()
         && !m_titleElement->firstElementChild()
         && encoding() == Latin1Encoding()
         && m_titleElement->textContent().containsOnlyLatin1()) {
 
         CString originalBytes = m_titleElement->textContent().latin1();
-        OwnPtr<TextCodec> codec = newTextCodec(newData.encoding);
+        OwnPtr<TextCodec> codec = newTextCodec(newData.encoding());
         String correctlyDecodedTitle = codec->decode(originalBytes.data(), originalBytes.length(), true);
         m_titleElement->setTextContent(correctlyDecodedTitle);
     }
 
     m_encodingData = newData;
+
+    // FIXME: Should be removed as part of https://code.google.com/p/chromium/issues/detail?id=319643
+    bool shouldUseVisualOrdering = m_encodingData.encoding().usesVisualOrdering();
+    if (shouldUseVisualOrdering != m_visuallyOrdered) {
+        m_visuallyOrdered = shouldUseVisualOrdering;
+        // FIXME: How is possible to not have a renderer here?
+        if (renderView())
+            renderView()->style()->setRTLOrdering(m_visuallyOrdered ? VisualOrder : LogicalOrder);
+        setNeedsStyleRecalc();
+    }
 }
 
 KURL Document::completeURL(const String& url, const KURL& baseURLOverride) const
 {
     // Always return a null URL when passed a null string.
     // FIXME: Should we change the KURL constructor to have this behavior?
     // See also [CSS]StyleSheet::completeURL(const String&)
     if (url.isNull())
         return KURL();
     const KURL* baseURLFromParent = 0;
@@ skipping 1228 matching lines @@
 }
 
 FastTextAutosizer* Document::fastTextAutosizer()
 {
     if (!m_fastTextAutosizer && RuntimeEnabledFeatures::fastTextAutosizingEnabled())
         m_fastTextAutosizer = FastTextAutosizer::create(this);
     return m_fastTextAutosizer.get();
 }
 
 } // namespace WebCore