Replace remaining /TR/ links in SVG IDL

third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl

Index: third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl
diff --git a/third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl b/third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl
index c9326d3e92ef1a0245a0c2e86a4793ed297fb976..a474905fffeb473dd55c6630ab1ca979e9d6774c 100644
--- a/third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl
+++ b/third_party/WebKit/Source/core/svg/SVGFEGaussianBlurElement.idl
@@ -23,9 +23,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-// http://www.w3.org/TR/SVG11/filters.html#InterfaceSVGFEGaussianBlurElement
-// http://www.w3.org/TR/filter-effects/#InterfaceSVGFEGaussianBlurElement
-// Currently SVG 1.1 (SVG 2 members not implemented)
+// https://drafts.fxtf.org/filters/#InterfaceSVGFEGaussianBlurElement
 
 interface SVGFEGaussianBlurElement : SVGElement {
     [MeasureAs=SVG1DOMFilter] readonly attribute SVGAnimatedString in1;