Trigger computation of font size when crossing foreignObject boundary

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 673 matching lines @@
     // FIXME: The CSSWG wants to specify that the effects of animations are applied before
     // important rules, but this currently happens here as we require adjustment to have happened
     // before deciding which properties to transition.
     if (applyAnimatedProperties(state, element))
         adjustRenderStyle(state, element);
 
     // FIXME: Shouldn't this be on RenderBody::styleDidChange?
     if (isHTMLBodyElement(*element))
         document().textLinkColors().setTextColor(state.style()->color());
 
+    if (UNLIKELY(isSVGForeignObjectElement(*element))) {

[fs, 2014/06/02 16:07:10]

Maybe add a (brief) comment about why this is done.

+        state.fontBuilder().setFontDirty(true);
+        updateFont(state);
+    }
+
     setAnimationUpdateIfNeeded(state, *element);
 
     if (state.style()->hasViewportUnits())
         document().setHasViewportUnits();
 
     // Now return the style.
     return state.takeStyle();
 }
 
 PassRefPtr<RenderStyle> StyleResolver::styleForKeyframe(Element* element, const RenderStyle& elementStyle, RenderStyle* parentStyle, const StyleKeyframe* keyframe, const AtomicString& animationName)
@@ skipping 799 matching lines @@
     visitor->trace(m_features);
     visitor->trace(m_siblingRuleSet);
     visitor->trace(m_uncommonAttributeRuleSet);
     visitor->trace(m_watchedSelectorsRules);
     visitor->trace(m_treeBoundaryCrossingRules);
     visitor->trace(m_pendingStyleSheets);
     CSSFontSelectorClient::trace(visitor);
 }
 
 } // namespace WebCore