Translate viewport related meta tags into @viewport descriptors as suggested by the CSS Device Adap…

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 649 matching lines @@
 String Document::compatMode() const
 {
     return inQuirksMode() ? "BackCompat" : "CSS1Compat";
 }
 
 void Document::setDocType(PassRefPtr<DocumentType> docType)
 {
     // This should never be called more than once.
     ASSERT(!m_docType || !docType);
     m_docType = docType;
-    if (m_docType) {
+    if (m_docType)
         this->adoptIfNeeded(m_docType.get());
-        if (m_docType->publicId().startsWith("-//wapforum//dtd xhtml mobile 1.", /* caseSensitive */ false))
-            processViewport("width=device-width, height=device-height", ViewportArguments::XHTMLMobileProfile);
-    }
+
     // Doctype affects the interpretation of the stylesheets.
     clearStyleResolver();
 }
 
 DOMImplementation* Document::implementation()
 {
     if (!m_implementation)
         m_implementation = DOMImplementation::create(this);
     return m_implementation.get();
 }
@@ skipping 1326 matching lines @@
 PassRefPtr<DocumentParser> Document::createParser()
 {
     if (isHTMLDocument() || (RuntimeEnabledFeatures::parseSVGAsHTMLEnabled() && isSVGDocument())) {
         bool reportErrors = InspectorInstrumentation::collectingHTMLParseErrors(this->page());
         return HTMLDocumentParser::create(this, reportErrors);
     }
     // FIXME: this should probably pass the frame instead
     return XMLDocumentParser::create(this, view());
 }
 
+bool Document::isXHTMLMobileProfile() const
+{
+    return m_docType && m_docType->publicId().startsWith("-//WAPFORUM//DTD XHTML MOBILE 1.", /* caseSensitive */ false);
+}
+
 bool Document::isFrameSet() const
 {
     if (!isHTMLDocument())
         return false;
     HTMLElement* bodyElement = body();
     return bodyElement && bodyElement->hasTagName(framesetTag);
 }
 
 ScriptableDocumentParser* Document::scriptableDocumentParser() const
 {
@@ skipping 666 matching lines @@
         String message = "Refused to display '" + url().elidedString() + "' in a frame because it set 'X-Frame-Options' to '" + content + "'.";
         frameLoader->stopAllLoaders();
         // Stopping the loader isn't enough, as we're already parsing the document; to honor the header's
         // intent, we must navigate away from the possibly partially-rendered document to a location that
         // doesn't inherit the parent's SecurityOrigin.
         frame->navigationScheduler()->scheduleLocationChange(securityOrigin(), SecurityOrigin::urlWithUniqueSecurityOrigin(), String());
         addConsoleMessage(SecurityMessageSource, ErrorMessageLevel, message, requestIdentifier);
     }
 }
 
-// Though isspace() considers \t and \v to be whitespace, Win IE doesn't.
-static bool isSeparator(UChar c)
-{
-    return c == ' ' || c == '\t' || c == '\n' || c == '\r' || c == '=' || c == ',' || c == '\0';
-}
-
-void Document::processArguments(const String& features, void* data, ArgumentsCallback callback)
-{
-    // Tread lightly in this code -- it was specifically designed to mimic Win IE's parsing behavior.
-    int keyBegin, keyEnd;
-    int valueBegin, valueEnd;
-
-    int i = 0;
-    int length = features.length();
-    String buffer = features.lower();
-    while (i < length) {
-        // skip to first non-separator, but don't skip past the end of the string
-        while (isSeparator(buffer[i])) {
-            if (i >= length)
-                break;
-            i++;
-        }
-        keyBegin = i;
-
-        // skip to first separator
-        while (!isSeparator(buffer[i]))
-            i++;
-        keyEnd = i;
-
-        // skip to first '=', but don't skip past a ',' or the end of the string
-        while (buffer[i] != '=') {
-            if (buffer[i] == ',' || i >= length)
-                break;
-            i++;
-        }
-
-        // skip to first non-separator, but don't skip past a ',' or the end of the string
-        while (isSeparator(buffer[i])) {
-            if (buffer[i] == ',' || i >= length)
-                break;
-            i++;
-        }
-        valueBegin = i;
-
-        // skip to first separator
-        while (!isSeparator(buffer[i]))
-            i++;
-        valueEnd = i;
-
-        ASSERT_WITH_SECURITY_IMPLICATION(i <= length);
-
-        String keyString = buffer.substring(keyBegin, keyEnd - keyBegin);
-        String valueString = buffer.substring(valueBegin, valueEnd - valueBegin);
-        callback(keyString, valueString, this, data);
-    }
-}
-
-void Document::processViewport(const String& features, ViewportArguments::Type origin)
-{
-    ASSERT(!features.isNull());
-
-    if (origin < m_viewportArguments.type)
-        return;
-
-    m_viewportArguments = ViewportArguments(origin);
-    processArguments(features, (void*)&m_viewportArguments, &setViewportFeature);
-
-    updateViewportArguments();
-}
-
 void Document::updateViewportArguments()
 {
     if (page() && page()->mainFrame() == frame()) {
 #ifndef NDEBUG
         m_didDispatchViewportPropertiesChanged = true;
 #endif
         page()->chrome().dispatchViewportPropertiesDidChange(m_viewportArguments);
     }
 }
 
@@ skipping 2364 matching lines @@
 {
     return DocumentLifecycleNotifier::create(this);
 }
 
 DocumentLifecycleNotifier* Document::lifecycleNotifier()
 {
     return static_cast<DocumentLifecycleNotifier*>(ScriptExecutionContext::lifecycleNotifier());
 }
 
 } // namespace WebCore