Web Animations: Remove legacy animations engine.

LayoutTests/platform/linux/virtual/legacy-animations-engine/animations/interpolation/line-height-interpolation-expected.txt

Index: LayoutTests/platform/linux/virtual/legacy-animations-engine/animations/interpolation/line-height-interpolation-expected.txt
diff --git a/LayoutTests/platform/linux/virtual/legacy-animations-engine/animations/interpolation/line-height-interpolation-expected.txt b/LayoutTests/platform/linux/virtual/legacy-animations-engine/animations/interpolation/line-height-interpolation-expected.txt
deleted file mode 100644
index 56ca021818f2ee3f9a0bc6d6b7159f9f583e1d16..0000000000000000000000000000000000000000
--- a/LayoutTests/platform/linux/virtual/legacy-animations-engine/animations/interpolation/line-height-interpolation-expected.txt
+++ /dev/null
@@ -1,82 +0,0 @@
-FAIL: line-height from [4] to [14] was [normal] at -1, expected [0] (parsed as [0px])
-PASS: line-height from [4] to [14] was [1] at -0.3
-PASS: line-height from [4] to [14] was [4] at 0
-PASS: line-height from [4] to [14] was [7] at 0.3
-PASS: line-height from [4] to [14] was [10] at 0.6
-PASS: line-height from [4] to [14] was [14] at 1
-PASS: line-height from [4] to [14] was [19] at 1.5
-FAIL: line-height from [4px] to [14px] was [normal] at -1, expected [0px]
-PASS: line-height from [4px] to [14px] was [1px] at -0.3
-PASS: line-height from [4px] to [14px] was [4px] at 0
-PASS: line-height from [4px] to [14px] was [7px] at 0.3
-PASS: line-height from [4px] to [14px] was [10px] at 0.6
-PASS: line-height from [4px] to [14px] was [14px] at 1
-PASS: line-height from [4px] to [14px] was [19px] at 1.5
-PASS: line-height from [normal] to [normal] was [normal] at -0.3
-PASS: line-height from [normal] to [normal] was [normal] at 0
-PASS: line-height from [normal] to [normal] was [normal] at 0.3
-PASS: line-height from [normal] to [normal] was [normal] at 0.6
-PASS: line-height from [normal] to [normal] was [normal] at 1
-PASS: line-height from [normal] to [normal] was [normal] at 1.5
-FAIL: line-height from [4] to [14px] was [99.80000305175781px] at -0.3, expected [4] (parsed as [80px])
-PASS: line-height from [4] to [14px] was [4] at 0
-FAIL: line-height from [4] to [14px] was [60.20000076293945px] at 0.3, expected [4] (parsed as [80px])
-FAIL: line-height from [4] to [14px] was [40.39999771118164px] at 0.6, expected [14px]
-PASS: line-height from [4] to [14px] was [14px] at 1
-FAIL: line-height from [4] to [14px] was [-19px] at 1.5, expected [14px]
-FAIL: line-height from [14px] to [normal] was [24.19999885559082px] at -0.3, expected [14px]
-PASS: line-height from [14px] to [normal] was [14px] at 0
-FAIL: line-height from [14px] to [normal] was [3.8000001907348633px] at 0.3, expected [14px]
-FAIL: line-height from [14px] to [normal] was [-6.40000057220459px] at 0.6, expected [normal]
-PASS: line-height from [14px] to [normal] was [normal] at 1
-FAIL: line-height from [14px] to [normal] was [-37px] at 1.5, expected [normal]
-PASS: line-height from [normal] to [4] was [normal] at -0.3
-PASS: line-height from [normal] to [4] was [normal] at 0
-FAIL: line-height from [normal] to [4] was [10px] at 0.3, expected [normal]
-FAIL: line-height from [normal] to [4] was [40px] at 0.6, expected [4] (parsed as [80px])
-PASS: line-height from [normal] to [4] was [4] at 1
-FAIL: line-height from [normal] to [4] was [130px] at 1.5, expected [4] (parsed as [80px])
-FAIL: line-height from [4] to [normal] was [110px] at -0.3, expected [4] (parsed as [80px])
-PASS: line-height from [4] to [normal] was [4] at 0
-FAIL: line-height from [4] to [normal] was [50px] at 0.3, expected [4] (parsed as [80px])
-FAIL: line-height from [4] to [normal] was [20px] at 0.6, expected [normal]
-PASS: line-height from [4] to [normal] was [normal] at 1
-PASS: line-height from [4] to [normal] was [normal] at 1.5
-FAIL: line-height from [normal] to [14px] was [-30.200000762939453px] at -0.3, expected [normal]
-PASS: line-height from [normal] to [14px] was [normal] at 0
-FAIL: line-height from [normal] to [14px] was [-9.799999237060547px] at 0.3, expected [normal]
-FAIL: line-height from [normal] to [14px] was [0.40000104904174805px] at 0.6, expected [14px]
-PASS: line-height from [normal] to [14px] was [14px] at 1
-FAIL: line-height from [normal] to [14px] was [31px] at 1.5, expected [14px]
-FAIL: line-height from [14px] to [4] was [-5.80000114440918px] at -0.3, expected [14px]
-PASS: line-height from [14px] to [4] was [14px] at 0
-FAIL: line-height from [14px] to [4] was [33.79999923706055px] at 0.3, expected [14px]
-FAIL: line-height from [14px] to [4] was [53.599998474121094px] at 0.6, expected [4] (parsed as [80px])
-PASS: line-height from [14px] to [4] was [4] at 1
-FAIL: line-height from [14px] to [4] was [113px] at 1.5, expected [4] (parsed as [80px])
-FAIL: line-height from [4vw] to [14vw] was [normal] at -1, expected [0] (parsed as [0px])
-PASS: line-height from [4vw] to [14vw] was [1vw] at -0.3
-PASS: line-height from [4vw] to [14vw] was [4vw] at 0
-PASS: line-height from [4vw] to [14vw] was [7vw] at 0.3
-PASS: line-height from [4vw] to [14vw] was [10vw] at 0.6
-PASS: line-height from [4vw] to [14vw] was [14vw] at 1
-PASS: line-height from [4vw] to [14vw] was [19vw] at 1.5
-PASS: line-height from [50vmin] to [100px] was [350px] at -0.25
-PASS: line-height from [50vmin] to [100px] was [300px] at 0
-PASS: line-height from [50vmin] to [100px] was [250px] at 0.25
-PASS: line-height from [50vmin] to [100px] was [150px] at 0.75
-PASS: line-height from [50vmin] to [100px] was [100px] at 1
-PASS: line-height from [50vmin] to [100px] was [0px] at 1.5
-PASS: line-height from [100px] to [50vmax] was [25px] at -0.25
-PASS: line-height from [100px] to [50vmax] was [100px] at 0
-PASS: line-height from [100px] to [50vmax] was [175px] at 0.25
-PASS: line-height from [100px] to [50vmax] was [325px] at 0.75
-PASS: line-height from [100px] to [50vmax] was [400px] at 1
-PASS: line-height from [100px] to [50vmax] was [550px] at 1.5
-PASS: line-height from [75vw] to [25vh] was [712.5px] at -0.25
-PASS: line-height from [75vw] to [25vh] was [600px] at 0
-PASS: line-height from [75vw] to [25vh] was [487.5px] at 0.25
-PASS: line-height from [75vw] to [25vh] was [262.5px] at 0.75
-PASS: line-height from [75vw] to [25vh] was [150px] at 1
-FAIL: line-height from [75vw] to [25vh] was [normal] at 1.5, expected [0px]
-