Web Animations: Remove legacy animations engine.

LayoutTests/virtual/legacy-animations-engine/animations/interpolation/calc-interpolation-expected.txt

Index: LayoutTests/virtual/legacy-animations-engine/animations/interpolation/calc-interpolation-expected.txt
diff --git a/LayoutTests/virtual/legacy-animations-engine/animations/interpolation/calc-interpolation-expected.txt b/LayoutTests/virtual/legacy-animations-engine/animations/interpolation/calc-interpolation-expected.txt
deleted file mode 100644
index aacf83fd2c51707335a1a690a5fcec69891d9ae1..0000000000000000000000000000000000000000
--- a/LayoutTests/virtual/legacy-animations-engine/animations/interpolation/calc-interpolation-expected.txt
+++ /dev/null
@@ -1,29 +0,0 @@
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [-10px] at -0.25
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [0px] at 0
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [10px] at 0.25
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [20px] at 0.5
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [30px] at 0.75
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [40px] at 1
-PASS: left from [calc(50% - 25px)] to [calc(100% - 10px)] was [50px] at 1.25
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(((50% - 25px) * 1.25) + ((100% - 10px) * -0.25))] at -0.25
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(50% - 25px)] at 0
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(((50% - 25px) * 0.75) + ((100% - 10px) * 0.25))] at 0.25
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(((50% - 25px) * 0.5) + ((100% - 10px) * 0.5))] at 0.5
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(((50% - 25px) * 0.25) + ((100% - 10px) * 0.75))] at 0.75
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(100% - 10px)] at 1
-PASS: text-indent from [calc(50% - 25px)] to [calc(100% - 10px)] was [calc(((50% - 25px) * -0.25) + ((100% - 10px) * 1.25))] at 1.25
-PASS: text-indent from [0em] to [100px] was [-25px] at -0.25
-PASS: text-indent from [0em] to [100px] was [0em] at 0
-PASS: text-indent from [0em] to [100px] was [25px] at 0.25
-PASS: text-indent from [0em] to [100px] was [50px] at 0.5
-PASS: text-indent from [0em] to [100px] was [75px] at 0.75
-PASS: text-indent from [0em] to [100px] was [100px] at 1
-PASS: text-indent from [0em] to [100px] was [125px] at 1.25
-FAIL: text-indent from [0%] to [100px] was [-25px] at -0.25, expected [calc(0% + -25px)]
-PASS: text-indent from [0%] to [100px] was [0%] at 0
-FAIL: text-indent from [0%] to [100px] was [25px] at 0.25, expected [calc(0% + 25px)]
-FAIL: text-indent from [0%] to [100px] was [50px] at 0.5, expected [calc(0% + 50px)]
-FAIL: text-indent from [0%] to [100px] was [75px] at 0.75, expected [calc(0% + 75px)]
-PASS: text-indent from [0%] to [100px] was [100px] at 1
-FAIL: text-indent from [0%] to [100px] was [125px] at 1.25, expected [calc(0% + 125px)]
-