https://github.com/flutter/engine/compare/de4c7a53f21c...5f61056946ef

git log de4c7a53f21c..5f61056946ef --no-merges --oneline
5f6105694 Revert "Dart SDK roll for 2018/09/04 (#6161)" (flutter/engine#6183)
897178cc3 Roll src/third_party/skia 71f8475a0dba..33d3d31a7e28 (6 commits) (flutter/engine#6182)
1768bedcf Roll src/third_party/skia ffbcc3fadfa1..71f8475a0dba (3 commits) (flutter/engine#6181)
ade0f2230 Remove unused file picture_serializer. (flutter/engine#6179)
572753fb1 Roll src/third_party/skia 343553a1fe9e..ffbcc3fadfa1 (6 commits) (flutter/engine#6178)
108e0a64e Add transparency helpers to FlutterView.java (flutter/engine#6172)
f6ad3e096 Roll Tonic (flutter/engine#6177)
a0f30b3b0 Roll src/third_party/skia 9d1c88d9912d..343553a1fe9e (16 commits) (flutter/engine#6175)
e6d9b34a8 Remove the old location of the ICU data asset (flutter/engine#6170)
9f0ad8b79 Fixes negative end selection offset. (flutter/engine#6171)
0981731fd Enable transparent FlutterViews (flutter/engine#6163)
3a7d0b559 Roll buildroot to 7aadfaf196f9cd8a299f9ad78fab63362800466d (flutter/engine#6169)
564d214b7 Roll src/third_party/skia d0f0cb8ffc5e..9d1c88d9912d (12 commits) (flutter/engine#6168)
6af60d716 Remove obsolete discovery mechanism from FlutterView (flutter/engine#6157)
b22badf1d Dart SDK roll for 2018/09/04 (flutter/engine#6161)
6d0fbc7eb Roll src/third_party/skia 9478f7a38e6c..d0f0cb8ffc5e (1 commits) (flutter/engine#6167)
5063a8a5b Roll src/third_party/skia 72a02112a99f..9478f7a38e6c (1 commits) (flutter/engine#6166)
19a3bc8e1 Roll src/third_party/skia 85f4e40c5481..72a02112a99f (1 commits) (flutter/engine#6165)
9643a50ac Roll src/third_party/skia fddc6fa394cb..85f4e40c5481 (1 commits) (flutter/engine#6164)
6ad3183b1 Fix windows build. (flutter/engine#6162)
30af2f299 Roll src/third_party/skia e486bbaae296..fddc6fa394cb (2 commits) (flutter/engine#6159)
b32ceafb1 Add some more logs for diagnosing screenshot failures (flutter/engine#6156)
c173655b2 Roll src/third_party/skia b84576af0a43..e486bbaae296 (9 commits) (flutter/engine#6155)
aaf98fbfe Use double multiplication by a scale instead of 3 divides for speed. (flutter/engine#6154)
593ed5914 Revert "Use Skia normalize again after Skia precision fix. (#6121)" (flutter/engine#6122)
137389a85 Roll src/third_party/skia a45e1a71f548..b84576af0a43 (16 commits) (flutter/engine#6153)
f89a386a1 Roll src/third_party/skia cff3fd834ca8..a45e1a71f548 (1 commits) (flutter/engine#6152)
b0b8daa7b Unregister onFrameAvailable callbacks when a TextureEntry is released. (flutter/engine#6079)
2dc8271a4 Roll src/third_party/skia 24e58341fbcd..cff3fd834ca8 (1 commits) (flutter/engine#6151)
eea3a21e1 Roll src/third_party/skia bf67741140fd..24e58341fbcd (2 commits) (flutter/engine#6148)
bdcbe801a Roll src/third_party/skia 88119de2b849..bf67741140fd (1 commits) (flutter/engine#6147)

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