Merge from Chromium at DEPS revision r198571

This commit was generated by merge_to_master.py.

Change-Id: I3a7f89ea6b8c017335bd52739166aed708cad1e5
diff --git a/Source/core/svg/SVGRectElement.cpp b/Source/core/svg/SVGRectElement.cpp
new file mode 100644
index 0000000..fd764d3
--- /dev/null
+++ b/Source/core/svg/SVGRectElement.cpp
@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
+ * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
+ *
+ * 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
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+
+#if ENABLE(SVG)
+#include "core/svg/SVGRectElement.h"
+
+#include "SVGNames.h"
+#include "core/dom/Attribute.h"
+#include "core/rendering/svg/RenderSVGPath.h"
+#include "core/rendering/svg/RenderSVGRect.h"
+#include "core/rendering/svg/RenderSVGResource.h"
+#include "core/svg/SVGElementInstance.h"
+#include "core/svg/SVGLength.h"
+
+namespace WebCore {
+
+// Animated property definitions
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::xAttr, X, x)
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::yAttr, Y, y)
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::widthAttr, Width, width)
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::heightAttr, Height, height)
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::rxAttr, Rx, rx)
+DEFINE_ANIMATED_LENGTH(SVGRectElement, SVGNames::ryAttr, Ry, ry)
+DEFINE_ANIMATED_BOOLEAN(SVGRectElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
+
+BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGRectElement)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(x)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(y)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(width)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(height)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(rx)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(ry)
+    REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
+    REGISTER_PARENT_ANIMATED_PROPERTIES(SVGStyledTransformableElement)
+    REGISTER_PARENT_ANIMATED_PROPERTIES(SVGTests)
+END_REGISTER_ANIMATED_PROPERTIES
+
+inline SVGRectElement::SVGRectElement(const QualifiedName& tagName, Document* document)
+    : SVGStyledTransformableElement(tagName, document)
+    , m_x(LengthModeWidth)
+    , m_y(LengthModeHeight)
+    , m_width(LengthModeWidth)
+    , m_height(LengthModeHeight)
+    , m_rx(LengthModeWidth)
+    , m_ry(LengthModeHeight)
+{
+    ASSERT(hasTagName(SVGNames::rectTag));
+    ScriptWrappable::init(this);
+    registerAnimatedPropertiesForSVGRectElement();
+}
+
+PassRefPtr<SVGRectElement> SVGRectElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new SVGRectElement(tagName, document));
+}
+
+bool SVGRectElement::isSupportedAttribute(const QualifiedName& attrName)
+{
+    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
+    if (supportedAttributes.isEmpty()) {
+        SVGTests::addSupportedAttributes(supportedAttributes);
+        SVGLangSpace::addSupportedAttributes(supportedAttributes);
+        SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
+        supportedAttributes.add(SVGNames::xAttr);
+        supportedAttributes.add(SVGNames::yAttr);
+        supportedAttributes.add(SVGNames::widthAttr);
+        supportedAttributes.add(SVGNames::heightAttr);
+        supportedAttributes.add(SVGNames::rxAttr);
+        supportedAttributes.add(SVGNames::ryAttr);
+    }
+    return supportedAttributes.contains<QualifiedName, SVGAttributeHashTranslator>(attrName);
+}
+
+void SVGRectElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
+{
+    SVGParsingError parseError = NoError;
+
+    if (!isSupportedAttribute(name))
+        SVGStyledTransformableElement::parseAttribute(name, value);
+    else if (name == SVGNames::xAttr)
+        setXBaseValue(SVGLength::construct(LengthModeWidth, value, parseError));
+    else if (name == SVGNames::yAttr)
+        setYBaseValue(SVGLength::construct(LengthModeHeight, value, parseError));
+    else if (name == SVGNames::rxAttr)
+        setRxBaseValue(SVGLength::construct(LengthModeWidth, value, parseError, ForbidNegativeLengths));
+    else if (name == SVGNames::ryAttr)
+        setRyBaseValue(SVGLength::construct(LengthModeHeight, value, parseError, ForbidNegativeLengths));
+    else if (name == SVGNames::widthAttr)
+        setWidthBaseValue(SVGLength::construct(LengthModeWidth, value, parseError, ForbidNegativeLengths));
+    else if (name == SVGNames::heightAttr)
+        setHeightBaseValue(SVGLength::construct(LengthModeHeight, value, parseError, ForbidNegativeLengths));
+    else if (SVGTests::parseAttribute(name, value)
+             || SVGLangSpace::parseAttribute(name, value)
+             || SVGExternalResourcesRequired::parseAttribute(name, value)) {
+    } else
+        ASSERT_NOT_REACHED();
+
+    reportAttributeParsingError(parseError, name, value);
+}
+
+void SVGRectElement::svgAttributeChanged(const QualifiedName& attrName)
+{
+    if (!isSupportedAttribute(attrName)) {
+        SVGStyledTransformableElement::svgAttributeChanged(attrName);
+        return;
+    }
+
+    SVGElementInstance::InvalidationGuard invalidationGuard(this);
+    
+    bool isLengthAttribute = attrName == SVGNames::xAttr
+                          || attrName == SVGNames::yAttr
+                          || attrName == SVGNames::widthAttr
+                          || attrName == SVGNames::heightAttr
+                          || attrName == SVGNames::rxAttr
+                          || attrName == SVGNames::ryAttr;
+
+    if (isLengthAttribute)
+        updateRelativeLengthsInformation();
+
+    if (SVGTests::handleAttributeChange(this, attrName))
+        return;
+
+    RenderSVGShape* renderer = toRenderSVGShape(this->renderer());
+    if (!renderer)
+        return;
+
+    if (isLengthAttribute) {
+        renderer->setNeedsShapeUpdate();
+        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);
+        return;
+    }
+
+    if (SVGLangSpace::isKnownAttribute(attrName) || SVGExternalResourcesRequired::isKnownAttribute(attrName)) {
+        RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer);
+        return;
+    }
+
+    ASSERT_NOT_REACHED();
+}
+
+bool SVGRectElement::selfHasRelativeLengths() const
+{
+    return x().isRelative()
+        || y().isRelative()
+        || width().isRelative()
+        || height().isRelative()
+        || rx().isRelative()
+        || ry().isRelative();
+}
+
+RenderObject* SVGRectElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+    return new (arena) RenderSVGRect(this);
+}
+
+}
+
+#endif // ENABLE(SVG)