Rebaseline web-animations-css failures.

LayoutTests/platform/mac-lion/virtual/web-animations-css/animations/change-keyframes-name-expected.txt

+Warning this test is running in real-time and may be flaky.
+FAIL - "left" property for "box" element at 0.25s expected: 200 but saw: 278.46551513671875
+
+Log:
+224.90900000002512 - runAnimationTest
+227.01200000005883 - First webkitAnimationStart event fired
+227.21200000000863 - Finished waiting for animations to start
+227.52700000000914 - RAF callback, animation time: 0.24900000005345646
+227.74300000003223 - RAF callback, animation time: 0.5029999999806023
+228.28100000003815 - RAF callback, animation time: 1.0520000000724394
+229.37799999999697 - RAF callback, animation time: 2.149000000031265
+230.45400000000882 - RAF callback, animation time: 3.2270000000380605
+231.5720000000283 - RAF callback, animation time: 4.342000000065127
+232.72900000006302 - RAF callback, animation time: 5.498999999986154
+233.95100000004732 - RAF callback, animation time: 6.721000000084132
+235.0940000000037 - RAF callback, animation time: 7.86300000004303
+236.2470000000485 - RAF callback, animation time: 9.017000000085318
+237.42000000004282 - RAF callback, animation time: 10.190000000079635
+238.52999999996882 - RAF callback, animation time: 11.301000000003114
+239.77800000000116 - RAF callback, animation time: 12.549000000035448
+240.98300000002837 - RAF callback, animation time: 13.753000000065185
+242.38900000000285 - RAF callback, animation time: 15.158000000042193
+243.74999999997726 - RAF callback, animation time: 16.519000000016604
+245.0660000000653 - RAF callback, animation time: 17.835999999988417
+246.28000000006978 - RAF callback, animation time: 19.05099999999038
+247.47100000001865 - RAF callback, animation time: 20.24200000005294
+248.75299999996514 - RAF callback, animation time: 21.519000000012056
+250.27399999999034 - RAF callback, animation time: 23.04300000002968
+251.47500000002765 - RAF callback, animation time: 24.24400000006699
+252.71299999997154 - RAF callback, animation time: 25.482000000010885
+253.86900000000878 - RAF callback, animation time: 26.638000000048123
+254.98900000002322 - RAF callback, animation time: 27.75900000006004
+256.09399999996185 - RAF callback, animation time: 28.864999999996144
+257.65799999999217 - RAF callback, animation time: 30.428000000028987
+258.7939999999662 - RAF callback, animation time: 31.564000000003034
+259.9320000000489 - RAF callback, animation time: 32.69900000009329
+261.3660000000664 - RAF callback, animation time: 34.13599999998951
+263.07500000007167 - RAF callback, animation time: 35.84399999999732
+264.2399999999725 - RAF callback, animation time: 37.01000000000931
+265.5580000000555 - RAF callback, animation time: 38.32800000009229
+268.27400000001944 - RAF callback, animation time: 41.04200000006131
+269.4460000000163 - RAF callback, animation time: 42.2160000000531
+270.6600000000208 - RAF callback, animation time: 43.429000000060114
+271.83800000000247 - RAF callback, animation time: 44.60700000004181
+273.04000000003725 - RAF callback, animation time: 45.81000000007407
+274.23399999997855 - RAF callback, animation time: 47.00500000001284
+275.4459999999881 - RAF callback, animation time: 48.216000000024906
+276.6269999999622 - RAF callback, animation time: 49.39600000000155
+277.81500000003234 - RAF callback, animation time: 50.58500000006916
+278.97600000005696 - RAF callback, animation time: 51.74499999998261
+280.1920000000564 - RAF callback, animation time: 52.96200000009321
+281.4060000000609 - RAF callback, animation time: 54.175999999984015
+282.62100000006285 - RAF callback, animation time: 55.389999999988504
+283.8130000000092 - RAF callback, animation time: 56.58300000004601
+285.02100000002883 - RAF callback, animation time: 57.79100000006565
+286.2390000000232 - RAF callback, animation time: 59.008000000062566
+287.4500000000353 - RAF callback, animation time: 60.220000000072105
+288.6600000000499 - RAF callback, animation time: 61.42900000008922
+289.8920000000089 - RAF callback, animation time: 62.66100000004826
+291.09700000003613 - RAF callback, animation time: 63.86700000007295
+292.3000000000684 - RAF callback, animation time: 65.06899999999405
+293.41599999997925 - RAF callback, animation time: 66.18600000001607
+294.5439999999735 - RAF callback, animation time: 67.31400000001031
+295.74300000001585 - RAF callback, animation time: 68.5120000000552
+296.93600000007336 - RAF callback, animation time: 69.70499999999902
+298.0489999999918 - RAF callback, animation time: 70.81900000002861
+299.16000000002896 - RAF callback, animation time: 71.93200000006073
+300.3800000000183 - RAF callback, animation time: 73.15000000005512
+301.61900000007336 - RAF callback, animation time: 74.38700000000154
+302.695999999969 - RAF callback, animation time: 75.45700000002853
+303.8099999999986 - RAF callback, animation time: 76.58100000003287
+304.92500000002565 - RAF callback, animation time: 77.69300000006751
+306.01400000000467 - RAF callback, animation time: 78.78500000003896
+307.21200000004956 - RAF callback, animation time: 79.98200000008637
+308.4440000000086 - RAF callback, animation time: 81.21300000004794
+309.64300000005096 - RAF callback, animation time: 82.41400000008525
+311.409000000026 - RAF callback, animation time: 84.17800000006537
+312.56500000006326 - RAF callback, animation time: 85.3349999999864
+313.69900000004236 - RAF callback, animation time: 86.47000000007665
+314.9789999999939 - RAF callback, animation time: 87.66900000000533
+316.1059999999907 - RAF callback, animation time: 88.87500000003001
+318.31399999998666 - RAF callback, animation time: 91.08200000002853
+319.5530000000417 - RAF callback, animation time: 92.30300000001534
+321.36400000001686 - RAF callback, animation time: 94.1330000000562
+322.7040000000443 - RAF callback, animation time: 95.47500000007858
+323.9730000000236 - RAF callback, animation time: 96.74300000006042
+325.1659999999674 - RAF callback, animation time: 97.93600000000424
+326.30800000004 - RAF callback, animation time: 99.0790000000743
+328.4840000000031 - RAF callback, animation time: 101.24900000005255
+329.12899999996625 - RAF callback, animation time: 101.89900000000307
+330.27000000004136 - RAF callback, animation time: 103.04000000007818
+332.1490000000722 - RAF callback, animation time: 104.85400000004574
+333.40399999997317 - RAF callback, animation time: 106.17400000000998
+335.2469999999812 - RAF callback, animation time: 108.01500000002306
+336.4090000000033 - RAF callback, animation time: 109.18000000003758
+337.71999999999025 - RAF callback, animation time: 110.48800000003212
+339.22000000006847 - RAF callback, animation time: 111.98899999999412
+340.2409999999918 - RAF callback, animation time: 113.01100000002862
+341.5630000000647 - RAF callback, animation time: 114.33399999998528
+343.16499999999905 - RAF callback, animation time: 115.9340000000384
+344.3320000000085 - RAF callback, animation time: 117.10000000005039
+345.6300000000283 - RAF callback, animation time: 118.39900000006764
+346.97000000005573 - RAF callback, animation time: 119.73899999998139
+348.46200000004046 - RAF callback, animation time: 121.2310000000798
+350.1260000000457 - RAF callback, animation time: 122.8920000000926
+351.2359999999717 - RAF callback, animation time: 123.9940000000388
+352.4929999999813 - RAF callback, animation time: 125.26300000001811
+354.08000000006723 - RAF callback, animation time: 126.84899999999288
+356.50299999997515 - RAF callback, animation time: 129.271000000017
+358.1209999999828 - RAF callback, animation time: 130.55500000007214
+359.46400000000267 - RAF callback, animation time: 132.233000000042
+360.73099999998703 - RAF callback, animation time: 133.50000000002638
+362.2579999999971 - RAF callback, animation time: 135.02600000003895
+363.8429999999744 - RAF callback, animation time: 136.61200000001372
+365.15700000006746 - RAF callback, animation time: 137.92699999999058
+366.416000000072 - RAF callback, animation time: 139.18300000000272
+368.19600000001174 - RAF callback, animation time: 140.9640000000536
+369.3670000000111 - RAF callback, animation time: 142.13600000005044
+370.7689999999957 - RAF callback, animation time: 143.53600000004008
+371.96800000003805 - RAF callback, animation time: 144.7370000000774
+373.16499999997177 - RAF callback, animation time: 145.93500000000859
+374.3249999999989 - RAF callback, animation time: 147.09400000003825
+375.4790000000412 - RAF callback, animation time: 148.24800000008054
+376.66999999999007 - RAF callback, animation time: 149.44000000002688
+377.8429999999844 - RAF callback, animation time: 150.61200000002373
+379.1230000000496 - RAF callback, animation time: 151.75299999998515
+380.2299999999832 - RAF callback, animation time: 152.91100000001734
+381.3159999999698 - RAF callback, animation time: 154.07500000003438
+382.45500000004995 - RAF callback, animation time: 155.22600000008424
+383.6230000000569 - RAF callback, animation time: 156.39299999998002
+384.8000000000411 - RAF callback, animation time: 157.57000000007793
+385.98000000001775 - RAF callback, animation time: 158.75000000005457
+387.1510000000171 - RAF callback, animation time: 159.92000000005646
+388.31500000003416 - RAF callback, animation time: 161.08600000006845
+389.4820000000436 - RAF callback, animation time: 162.25200000008044
+390.8720000000585 - RAF callback, animation time: 163.64099999998416
+392.3730000000205 - RAF callback, animation time: 165.1400000000649
+393.9430000000357 - RAF callback, animation time: 166.71100000007755
+395.1729999999998 - RAF callback, animation time: 167.94200000003912
+396.3700000000472 - RAF callback, animation time: 169.140000000084
+397.6040000000012 - RAF callback, animation time: 170.37300000004052
+398.9119999999957 - RAF callback, animation time: 171.68100000003506
+400.1070000000482 - RAF callback, animation time: 172.877000000085
+401.5239999999949 - RAF callback, animation time: 174.2940000000317
+402.72600000002967 - RAF callback, animation time: 175.4960000000665
+404.85400000000027 - RAF callback, animation time: 177.43100000006962
+405.9819999999945 - RAF callback, animation time: 178.75200000003133
+407.40600000003724 - RAF callback, animation time: 180.17500000007658
+408.5129999999708 - RAF callback, animation time: 181.28300000000763
+409.7520000000259 - RAF callback, animation time: 182.5220000000627
+410.9760000000051 - RAF callback, animation time: 183.7470000000394
+412.0619999999917 - RAF callback, animation time: 184.83200000002853
+413.1710000000339 - RAF callback, animation time: 185.94100000007074
+414.56700000003366 - RAF callback, animation time: 187.336000000073
+415.90400000006866 - RAF callback, animation time: 188.6739999999918
+417.05899999999474 - RAF callback, animation time: 189.82800000003408
+418.16000000005715 - RAF callback, animation time: 190.92999999998028
+419.4109999999682 - RAF callback, animation time: 192.18100000000504
+420.77500000004875 - RAF callback, animation time: 193.5440000000881
+421.9630000000052 - RAF callback, animation time: 194.733000000042
+423.16500000004 - RAF callback, animation time: 195.93200000008437
+424.3250000000671 - RAF callback, animation time: 197.09399999999277
+425.5359999999655 - RAF callback, animation time: 198.30400000000736
+427.9470000000174 - RAF callback, animation time: 200.71500000005926
+429.834000000028 - RAF callback, animation time: 202.6020000000699
+431.31000000005315 - RAF callback, animation time: 204.0790000000925
+432.77899999998226 - RAF callback, animation time: 205.54700000002413
+433.9429999999993 - RAF callback, animation time: 206.70100000006641
+435.0289999999859 - RAF callback, animation time: 207.79900000002272
+436.19699999999284 - RAF callback, animation time: 208.96700000002966
+437.7349999999751 - RAF callback, animation time: 210.50300000001698
+441.6949999999815 - RAF callback, animation time: 214.46300000002338
+443.0439999999862 - RAF callback, animation time: 215.81400000002304
+444.342000000006 - RAF callback, animation time: 217.11100000004535
+445.68100000003597 - RAF callback, animation time: 218.44900000007783
+446.91599999998743 - RAF callback, animation time: 219.68500000002678
+448.0829999999969 - RAF callback, animation time: 220.85200000003624
+449.2520000000013 - RAF callback, animation time: 222.02100000004066
+450.89500000005955 - RAF callback, animation time: 223.6639999999852
+452.50499999997373 - RAF callback, animation time: 225.27500000001055
+453.7790000000541 - RAF callback, animation time: 226.5500000000884
+454.95600000003833 - RAF callback, animation time: 227.72600000007515
+456.2919999999622 - RAF callback, animation time: 229.06000000000404
+457.4000000000069 - RAF callback, animation time: 230.16900000004625
+458.5050000000592 - RAF callback, animation time: 231.27399999998488
+460.0030000000288 - RAF callback, animation time: 232.77300000006562
+461.5670000000591 - RAF callback, animation time: 234.2510000000857
+463.0730000000085 - RAF callback, animation time: 235.84200000004785
+464.27700000003824 - RAF callback, animation time: 237.04600000007758
+465.6200000000581 - RAF callback, animation time: 238.38899999998375
+466.76400000001195 - RAF callback, animation time: 239.53400000004876
+468.309999999974 - RAF callback, animation time: 241.07600000002094
+469.3650000000389 - RAF callback, animation time: 242.1350000000757
+470.48000000006596 - RAF callback, animation time: 243.2489999999916
+471.6550000000552 - RAF callback, animation time: 244.42600000008952
+472.8099999999813 - RAF callback, animation time: 245.57200000003832
+474.044000000049 - RAF callback, animation time: 246.81300000008832
+475.16300000006595 - RAF callback, animation time: 247.93299999998908
+476.89200000002074 - RAF callback, animation time: 249.66100000006008
+477.9320000000098 - RAF callback, animation time: 250.7020000000466
+477.9959999999619 - Running checks for time: 250, delay: 0.7020000000466098
+478.1840000000557 - Checking expectation: [null,0.25,"box","left",200,20]
+479.4640000000072 - Ending test