Bug 759681 - Fix some typos in <clipPath> reftests. r=longsonr

layout/reftests/svg/svg-integration/clipPath-html-03.xhtml

@@ -14,7 +14,7 @@
     <!-- so that other documents can svg:use this one and force it to
          load before onload -->
     <svg:g id="empty" />
-    <svg:clipPath id="c1" clipPathUnits="userSpaceOnuse">
+    <svg:clipPath id="c1">
       <svg:rect x="0" y="0" width="100" height="150"/>
       <svg:rect x="100" y="0" width="100" height="300"/>
     </svg:clipPath>

layout/reftests/svg/svg-integration/clipPath-html-04.xhtml

@@ -19,7 +19,7 @@
     <!-- so that other documents can svg:use this one and force it to
          load before onload -->
     <svg:g id="empty" />
-    <svg:clipPath id="c1" clipPathUnits="userSpaceOnuse">
+    <svg:clipPath id="c1">
       <svg:rect x="50" y="0" width="200" height="200"/>
     </svg:clipPath>
   </svg:svg>