Remove support for <animateColor>.

LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg

Index: LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg
diff --git a/LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg b/LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg
index 8aa4711e7899ffdd4059c992031f66573a76d1c1..1749453ea5ffe2f105278f40da421fd3d5d00730 100644
--- a/LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg
+++ b/LayoutTests/svg/W3C-SVG-1.1/animate-elem-84-t.svg
@@ -30,26 +30,26 @@
   <g id="test-body-content">
     <g transform="scale(1.1) translate (50,20)">
       <rect color="green" fill="#000000" height="100" width="100">
-        <animateColor attributeName="fill" from="#f00" to="currentColor" begin="2s" dur="5s"
+        <animate attributeName="fill" from="#f00" to="currentColor" begin="2s" dur="5s"
           fill="freeze"/>
       </rect>
       <rect color="red" fill="#000000" height="100" width="100" y="150">
-        <animateColor attributeName="fill" from="currentColor" to="green" begin="2s" dur="5s"
+        <animate attributeName="fill" from="currentColor" to="green" begin="2s" dur="5s"
           fill="freeze"/>
       </rect>
       <rect color="green" fill="#000000" x="120" height="100" width="100" y="75">
-        <animateColor attributeName="fill" from="#f00" to="green" begin="2s" dur="5s" fill="freeze"
+        <animate attributeName="fill" from="#f00" to="green" begin="2s" dur="5s" fill="freeze"
         />
       </rect>
       <g fill="#070">
         <rect color="green" fill="#000000" x="240" height="100" width="100">
-          <animateColor attributeName="fill" from="#f00" to="inherit" begin="2s" dur="5s"
+          <animate attributeName="fill" from="#f00" to="inherit" begin="2s" dur="5s"
             fill="freeze"/>
         </rect>
       </g>
       <g fill="#F00">
         <rect color="green" fill="#000000" x="240" height="100" width="100" y="150">
-          <animateColor attributeName="fill" from="inherit" to="green" begin="2s" dur="5s"
+          <animate attributeName="fill" from="inherit" to="green" begin="2s" dur="5s"
             fill="freeze"/>
         </rect>
       </g>