Remove support for <animateColor>.

LayoutTests/svg/W3C-SVG-1.1/pservers-grad-19-b.svg

 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1 Tiny//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11-tiny-flat.dtd">
 <svg version="1.1" baseProfile="tiny" id="svg-root" width="100%" height="100%" viewBox="0 0 480 360" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
   <!--======================================================================-->
   <!--=  Copyright 2006 World Wide Web Consortium, (Massachusetts          =-->
   <!--=  Institute of Technology, European Research Consortium for         =-->
   <!--=  Informatics and Mathematics (ERCIM), Keio University).            =-->
   <!--=  All Rights Reserved.                                              =-->
   <!--=  See http://www.w3.org/Consortium/Legal/.                          =-->
   <!--======================================================================-->
@@ skipping 15 matching lines @@
         </Paragraph>
     </OperatorScript>
   </SVGTestCase>
   <title id="test-title">$RCSfile: pservers-grad-19-b.svg,v $</title>
   <!--======================================================================-->
   <!--Content of Test Case follows...                  =====================-->
   <!--======================================================================-->
   <g id="test-body-content">
     <g display="none">
       <g id="g0" stop-color="yellow" stop-opacity="0" color="yellow">     
-        <animateColor id="a1" attributeName="stop-color" from="red" to="green" dur="5" fill="freeze"/>
-        <animateColor id="a2" attributeName="color" from="yellow" to="green" dur="5" fill="freeze"/>
+        <animate id="a1" attributeName="stop-color" from="red" to="green" dur="5" fill="freeze"/>
+        <animate id="a2" attributeName="color" from="yellow" to="green" dur="5" fill="freeze"/>
         <animate id="a3" attributeName="stop-opacity" from="0.5" to="1" dur="5" fill="freeze"/>
                         
         <linearGradient id="MyGradient1">
           <stop offset="0" stop-color="green" stop-opacity="1"/>
           <stop offset="1" stop-color="inherit" stop-opacity="1"/>
         </linearGradient>
         <linearGradient id="MyGradient2">
           <stop offset="0" stop-color="green" stop-opacity="1"/>
           <stop offset="1" stop-color="green" stop-opacity="inherit"/>
         </linearGradient>
                 
                 <g id="g01">
                         <linearGradient id="MyGradient3">
                           <stop offset="0" stop-color="green" stop-opacity="1"/>
                           <stop offset="1" />
                         </linearGradient>
                         <linearGradient id="MyGradient4">
                           <stop offset="0" stop-color="green" stop-opacity="1"/>
                           <stop offset="1" stop-color="currentColor" stop-opacity="1"/>
                         </linearGradient>
                 </g>
       </g>
     </g>
     <g id="g1" stop-color="blue">
-      <animateColor id="a4" attributeName="stop-color" from="blue" to="red" dur="5" fill="freeze"/>
+      <animate id="a4" attributeName="stop-color" from="blue" to="red" dur="5" fill="freeze"/>
       <rect id="r1" fill="url(#MyGradient1)" width="100" height="100" x="50" y="50"/>
     </g>
     <g id="g2" stop-opacity="1">
       <animate id="a5" attributeName="stop-opacity" from="1" to="0" dur="5" fill="freeze"/>
       <rect id="r2" fill="url(#MyGradient2)" width="100" height="100" x="200" y="50"/>
     </g>
     <g id="g3" stop-opacity="1" stop-color="blue">
-      <animateColor id="a6" attributeName="stop-color" from="blue" to="red" dur="5" fill="freeze"/>
+      <animate id="a6" attributeName="stop-color" from="blue" to="red" dur="5" fill="freeze"/>
       <animate id="a7" attributeName="stop-opacity" from="1" to="0" dur="5" fill="freeze"/>
       <rect id="r3" fill="url(#MyGradient3)" width="100" height="100" x="50" y="200"/>
     </g>
     <g id="g4" color="blue">
-      <animateColor id="a7" attributeName="color" from="blue" to="red" dur="5" fill="freeze"/>
+      <animate id="a7" attributeName="color" from="blue" to="red" dur="5" fill="freeze"/>
       <rect id="r4" fill="url(#MyGradient4)" width="100" height="100" x="200" y="200"/>
     </g>
   </g>
   <text id="revision" x="10" y="340" font-size="40" stroke="none" fill="black">$Revision: 1.6 $</text>
   <rect id="test-frame" x="1" y="1" width="478" height="358" fill="none" stroke="#000"/>
 </svg>