Reland of CSS Motion Path: delete implementation of motion-offset property

third_party/WebKit/LayoutTests/animations/retain-zero-percent.html

Index: third_party/WebKit/LayoutTests/animations/retain-zero-percent.html
diff --git a/third_party/WebKit/LayoutTests/animations/retain-zero-percent.html b/third_party/WebKit/LayoutTests/animations/retain-zero-percent.html
index 4838d467efddec35cc9153dca5491c304a75ee8b..3c2f389d4a851168dc2561db331a2c75b82090f1 100644
--- a/third_party/WebKit/LayoutTests/animations/retain-zero-percent.html
+++ b/third_party/WebKit/LayoutTests/animations/retain-zero-percent.html
@@ -3,9 +3,9 @@
 <div id="target"></div>
 <script>
 test(function() {
-  var animation = target.animate([{motionOffset: '-1%'}, {motionOffset: '1%'}], 1);
+  var animation = target.animate([{offsetDistance: '-1%'}, {offsetDistance: '1%'}], 1);
   animation.pause();
   animation.currentTime = 0.5;
-  assert_equals(getComputedStyle(target).motionOffset, '0%');
+  assert_equals(getComputedStyle(target).offsetDistance, '0%');
 });
 </script>