*** NOT FOR LANDING *** Text nodes should only inherit inheritable properties.

Source/core/css/resolver/StyleResolver.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, 2013 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 880 matching lines @@
     return style.release();
 }
 
 PassRefPtr<ComputedStyle> StyleResolver::styleForText(Text* textNode)
 {
     ASSERT(textNode);
 
     Node* parentNode = LayoutTreeBuilderTraversal::parent(*textNode);
     if (!parentNode || !parentNode->computedStyle())
         return initialStyleForElement();
-    return parentNode->mutableComputedStyle();
+    return ComputedStyle::createWithInheritableProperties(parentNode->computedStyleRef());
 }
 
 void StyleResolver::updateFont(StyleResolverState& state)
 {
     state.fontBuilder().createFont(document().styleEngine().fontSelector(), state.mutableStyleRef());
     state.setConversionFontSizes(CSSToLengthConversionData::FontSizes(state.style(), state.rootElementStyle()));
     state.setConversionZoom(state.style()->effectiveZoom());
 }
 
 PassRefPtrWillBeRawPtr<StyleRuleList> StyleResolver::styleRulesForElement(Element* element, unsigned rulesToInclude)
@@ skipping 587 matching lines @@
     visitor->trace(m_watchedSelectorsRules);
     visitor->trace(m_treeBoundaryCrossingRules);
     visitor->trace(m_styleResourceLoader);
     visitor->trace(m_styleSharingLists);
     visitor->trace(m_pendingStyleSheets);
     visitor->trace(m_document);
 #endif
 }
 
 } // namespace blink