Merge 126657

Source/WebCore/svg/SVGTests.cpp

Index: Source/WebCore/svg/SVGTests.cpp
===================================================================
--- Source/WebCore/svg/SVGTests.cpp	(revision 127636)
+++ Source/WebCore/svg/SVGTests.cpp	(working copy)
@@ -155,11 +155,14 @@
         return false;
     if (!targetElement->inDocument())
         return true;
+
     bool valid = targetElement->isValid();
-    if (valid && !targetElement->attached())
+    bool attached = targetElement->attached();
+    if (valid && !attached && targetElement->parentNode()->attached())
         targetElement->attach();
-    if (!valid && targetElement->attached())
+    else if (!valid && attached)
         targetElement->detach();
+
     return true;
 }