Index: Source/core/dom/TreeScope.cpp |
diff --git a/Source/core/dom/TreeScope.cpp b/Source/core/dom/TreeScope.cpp |
index 594a6f147fe4be0d6076cda189c09021b89fb6eb..3e5beecf0cd84a70ffbcd597fe50e7ded02db9c8 100644 |
--- a/Source/core/dom/TreeScope.cpp |
+++ b/Source/core/dom/TreeScope.cpp |
@@ -33,6 +33,7 @@ |
#include "core/dom/Element.h" |
#include "core/dom/ElementTraversal.h" |
#include "core/dom/IdTargetObserverRegistry.h" |
+#include "core/dom/NodeRenderStyle.h" |
#include "core/dom/TreeScopeAdopter.h" |
#include "core/dom/shadow/ElementShadow.h" |
#include "core/dom/shadow/ShadowRoot.h" |
@@ -507,4 +508,15 @@ Element* TreeScope::getElementByAccessKey(const String& key) const |
return result; |
} |
+void TreeScope::setNeedsStyleRecalcForViewportUnits() |
+{ |
+ for (Element* element = ElementTraversal::firstWithin(*rootNode()); element; element = ElementTraversal::nextIncludingPseudo(*element)) { |
+ for (ShadowRoot* root = element->youngestShadowRoot(); root; root = root->olderShadowRoot()) |
+ root->setNeedsStyleRecalcForViewportUnits(); |
+ RenderStyle* style = element->renderStyle(); |
+ if (style && style->hasViewportUnits()) |
+ element->setNeedsStyleRecalc(LocalStyleChange); |
+ } |
+} |
+ |
} // namespace WebCore |