Web Animations: Account for end delay in after phase active time

third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html

Index: third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html
diff --git a/third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html b/third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html
index 51f4cee94583c6a302852b3d4282f42f6d326709..2074cb3e3de3216d11d47f1f066e98ab1245aab1 100644
--- a/third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html
+++ b/third_party/WebKit/LayoutTests/web-animations-api/delay-endDelay-phases.html
@@ -48,8 +48,8 @@ testTiming({
     { at: 1, expect: 0 },
     { at: 2, expect: 0.1 },
     { at: 9, expect: 0.8 },
-    { at: 10, expect: 1 },
-    { at: 11, expect: 1 },
+    { at: 10, expect: 0.9 },
+    { at: 11, expect: 0.9 },
   ],
 }, 'Positive delay and negative endDelay');
 
@@ -84,9 +84,9 @@ testTiming({
     { at: 0, expect: 0.1 },
     { at: 1, expect: 0.2 },
     { at: 7, expect: 0.8 },
-    { at: 8, expect: 1 },
-    { at: 9, expect: 1 },
-    { at: 10, expect: 1 },
+    { at: 8, expect: 0.9 },
+    { at: 9, expect: 0.9 },
+    { at: 10, expect: 0.9 },
   ],
 }, 'delay and endDelay both negative');
 
@@ -99,12 +99,12 @@ testTiming({
   },
   expectations: [
     { at: -2, expect: 0 },
-    { at: -1, expect: 1 },
-    { at: 0, expect: 1 },
-    { at: 5, expect: 1 },
-    { at: 10, expect: 1 },
-    { at: 11, expect: 1 },
-    { at: 12, expect: 1 },
+    { at: -1, expect: 0 },
+    { at: 0, expect: 0 },
+    { at: 5, expect: 0 },
+    { at: 10, expect: 0 },
+    { at: 11, expect: 0 },
+    { at: 12, expect: 0 },
   ],
 }, 'Negative endDelay that eclipses delay and duration');
 </script>