Remove support for the externalResourcesRequired attribute.

Source/core/svg/SVGSwitchElement.h

Index: Source/core/svg/SVGSwitchElement.h
diff --git a/Source/core/svg/SVGSwitchElement.h b/Source/core/svg/SVGSwitchElement.h
index d7af51c6caf98e2a4b863b75936579b50d244480..ded30ad6b8d06cbdf5e6d64d7049dcbc7b4153d8 100644
--- a/Source/core/svg/SVGSwitchElement.h
+++ b/Source/core/svg/SVGSwitchElement.h
@@ -22,13 +22,11 @@
 #define SVGSwitchElement_h
 
 #include "core/svg/SVGAnimatedBoolean.h"
-#include "core/svg/SVGExternalResourcesRequired.h"
 #include "core/svg/SVGGraphicsElement.h"
 
 namespace WebCore {
 
-class SVGSwitchElement FINAL : public SVGGraphicsElement,
-                               public SVGExternalResourcesRequired {
+class SVGSwitchElement FINAL : public SVGGraphicsElement {
 public:
     static PassRefPtr<SVGSwitchElement> create(const QualifiedName&, Document&);
 
@@ -43,7 +41,6 @@ private:
     virtual RenderObject* createRenderer(RenderStyle*);
 
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGSwitchElement)

[Stephen Chennney, 2013/11/06 16:45:43]

Remove.

[Erik Dahlström (inactive), 2013/11/07 09:38:04]

Won't compile if removed due to BEGIN_REGISTER_ANIMATED_PROPERTIES and such in
the cpp file.

-        DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired)
     END_DECLARE_ANIMATED_PROPERTIES
 };