https://skia.googlesource.com/skia.git/%2Blog/acb4829c1be4..5ee611b26f23

git log acb4829c1be4bd6be53ea750effd94c07da95632..5ee611b26f23cda16972209a56ccc38d964f6a20 --date=short --no-merges --format=%ad %ae %s
2019-03-31 reed@google.com Add sample to show strokeandfill and better alternatives

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (jlavrova@google.com), and stop
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https://skia.googlesource.com/skia.git/%2Blog/83edfbe736fd..acb4829c1be4

git log 83edfbe736fdaad67ad8ca6c88227b0e6c8df853..acb4829c1be4bd6be53ea750effd94c07da95632 --date=short --no-merges --format=%ad %ae %s
2019-03-31 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update SKP version

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (jlavrova@google.com), and stop
the roller if necessary.

https://skia.googlesource.com/skia.git/%2Blog/2fdbeae32785..83edfbe736fd

git log 2fdbeae3278592857f02a7eb2f5199f419dfa28e..83edfbe736fdaad67ad8ca6c88227b0e6c8df853 --date=short --no-merges --format=%ad %ae %s
2019-03-31 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (jlavrova@google.com), and stop
the roller if necessary.

https://skia.googlesource.com/skia.git/%2Blog/a6dd1ebd42cf..2fdbeae32785

git log a6dd1ebd42cf647b34e002ddf4f676b96ceda708..2fdbeae3278592857f02a7eb2f5199f419dfa28e --date=short --no-merges --format=%ad %ae %s
2019-03-30 reed@google.com Start to unify signatures: return bool

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
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https://skia.googlesource.com/skia.git/%2Blog/c9822a1818ba..a6dd1ebd42cf

git log c9822a1818ba8fe91dbea28e592fd18034899e3e..a6dd1ebd42cf647b34e002ddf4f676b96ceda708 --date=short --no-merges --format=%ad %ae %s
2019-03-30 reed@google.com Revert "Reland "GPU support for SkMixers""

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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https://skia.googlesource.com/skia.git/%2Blog/265fd3de3527..c9822a1818ba

git log 265fd3de352790725f6c87cce3e5f3dd396e20e7..c9822a1818ba8fe91dbea28e592fd18034899e3e --date=short --no-merges --format=%ad %ae %s
2019-03-30 reed@google.com Reland "GPU support for SkMixers"

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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https://skia.googlesource.com/skia.git/%2Blog/59b733715141..265fd3de3527

git log 59b733715141b732ce3fb73b8870851f616c3163..265fd3de352790725f6c87cce3e5f3dd396e20e7 --date=short --no-merges --format=%ad %ae %s
2019-03-30 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
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1e82544b07 [gardening] Attempt to paper over failing flutter test affected by https://dart-review.googlesource.com/c/sdk/+/97311.
dfbdf0a187 Support for function typed formal parameters.
e46fa1cf1d Revert "[VM] Ensure Top level class is finalized for loadedscripts in library"
e0a2651ce0 [cfe] Fix downcasts added during set/map disambiguation
f21d521d0e [cfe] Fix pre-inference set/map disambiguation
6b19aa821b [cfe] Do type checks on spreads during inference
1a5ed8247f [fasta] Fix typos and copy-paste errors in a test case
584affcffa [cfe] Add initial support for 'for' and for-in elements in maps
fa7e0c7531 [cfe] Add element type checks in spreads
1b2a4b8eb1 Convert some tests to DriverResolutionTest
fb58826aa3 [CFE] Compensate for lowering and desugaring in spread.
7ef28f0b03 Handle constant field init registration correctly.
da0de0a867 Handle native field impact correctly from ir constants
00d65e2d84 Roll co19 to revision c3b33ee
0560014c79 Remove unused error codes
e8b56268ef Resolve constructor initializers and redirections.
c185945507 [vm/aot] Ensure global object pool is relocated by compactor and reloaded when returning from natives
d23909802e [vm/compiler] Eliminate dead CatchBlockEntry Parameter-s
69790e7eb4 Updated Dart.g, tests & status files to support ui-as-code collections
1bf1ca1933 Revert "Update dart_style to 1.2.5."
4fe2f6f349 Add more tests to the incremental compiler
611a53ee5e Update dart_style to 1.2.5.
b7f69e24a2 dartdevc and bazel worker can use incremental compiler
a506c708f2 [co19] DEPS updated
9b77e4c507 Include constructors into available suggestions.
0eb76a5b5a Move await for of null tests to a different file.
8d699db9af Update spread_collections/inference_test to use Type.== instead of identical
edf470bf83 Initial sketch of dartdoc support
1b643e5c1f Support for mixins.
bc0148cf87 [ddc] Skip unsupported co19 tests on ddc/ddk
15b4e57510 [ VM / Service ] Fixed failing isolate_lifecycle_test
4c50d06ac5 Handle inconsistent analysis exception during a refactoring (issue 36149)
ae62f7fefe [vm, gc] Make incremental write-barrier elimination safe.
d07e33e11f Convert more comments from block to line style
926a6c0958 Convert more comments
dfcc52f909 [vm/dart:io/fuchsia] Improve fdio_pipe_half signature, step 2.
1926f69e4d Include available classes when includeConstructorSuggestions is true.
d0fda82493 Clean up some of the unused task model support in test code
2bc81be75a [infra] Some missing interpreter bot configurations.
ac2c934563 Reland "[ VM / dart:isolate ] Added ability to set names for spawned isolates."
380ae2ce55 [ Observatory ] Fixed links for 'part's in dart:* scripts not being created.

It ensures that every OpacityLayer can be optimized by retained
rendering.

Tested with `flutter test --local-engine=host_debug_unopt` in
flutter/flutter/packages/flutter.

Related issues: #21756 #23535

Courtesy of google's "CommonTypos" analysis.

Previously, only the most basic tests were run in AOT mode.

Fixes https://github.com/flutter/flutter/issues/29798

https://skia.googlesource.com/skia.git/%2Blog/73c6c9d26870..59b733715141

git log 73c6c9d268708f75e2fcdea6b2f7b7e2bf6eacae..59b733715141b732ce3fb73b8870851f616c3163 --date=short --no-merges --format=%ad %ae %s
2019-03-29 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-29 ethannicholas@google.com Revert "GPU support for SkMixers"
2019-03-29 ethannicholas@google.com GPU support for SkMixers

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
the roller if necessary.

Fixes https://github.com/flutter/flutter/issues/30122

Cleanup repeated rules.

https://skia.googlesource.com/skia.git/%2Blog/7eeb74fdfd84..73c6c9d26870

git log 7eeb74fdfd8453b4fc0f0460ade48d4097444043..73c6c9d268708f75e2fcdea6b2f7b7e2bf6eacae --date=short --no-merges --format=%ad %ae %s
2019-03-29 bsalomon@google.com Move new convex path towards the end of the path array in GM convexpaths.
2019-03-29 michaelludwig@google.com Interpolate coverage in screen space for perspective quads
2019-03-29 csmartdalton@google.com Split GrCCCoverageProcessor into subclasses
2019-03-29 ethannicholas@google.com fix SkSL lexer's handling of invalid characters
2019-03-29 bsalomon@google.com In GrAAConvexPathRenderer check whether middle quadtric control point is close to line segment between first and last control points and if so draw as a line.
2019-03-29 michaelludwig@google.com Add reproduction test case for crbug/947055
2019-03-29 fmalita@chromium.org [skottie] Allow extra-normal Bezier interpolation
2019-03-29 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
the roller if necessary.

Enables building of the GLFW shell and the related unit tests.

libtxt: track the start and end x positions of glyph blobs for more accurate rendering of text decorations (#8368)

Fixes https://github.com/flutter/flutter/issues/30041
Fixes https://github.com/flutter/flutter/issues/24337

The font manager returned by SkFontMgr::RefDefault is determined by Skia's
build configuration flags.  Embedders may want to use a default font manager
other than the one selected by their build of Skia.

https://skia.googlesource.com/skia.git/%2Blog/84a53268af92..7eeb74fdfd84

git log 84a53268af92ca5a620c000a6199513350fdde36..7eeb74fdfd8453b4fc0f0460ade48d4097444043 --date=short --no-merges --format=%ad %ae %s
2019-03-29 robertphillips@google.com Add checks that the GrResourceAllocator is operating as expected
2019-03-29 bungeman@google.com Update SkTLazy includes.
2019-03-29 jvanverth@google.com Reland "Reland "Fix blurry edges on large ovals.""

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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https://skia.googlesource.com/skia.git/%2Blog/a2cec203eea8..84a53268af92

git log a2cec203eea8d866ccd4e3d71f060f36210e3e1b..84a53268af92ca5a620c000a6199513350fdde36 --date=short --no-merges --format=%ad %ae %s
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 51562f15f4ad..5bb034db6243 (1 commits)

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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https://skia.googlesource.com/skia.git/%2Blog/57b7a792bb6f..a2cec203eea8

git log 57b7a792bb6f098690243be62f851384c6a9a179..a2cec203eea8d866ccd4e3d71f060f36210e3e1b --date=short --no-merges --format=%ad %ae %s
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
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https://skia.googlesource.com/skia.git/%2Blog/bf4229cc10a1..57b7a792bb6f

git log bf4229cc10a10db751284d8d8d067287cfe8b542..57b7a792bb6f098690243be62f851384c6a9a179 --date=short --no-merges --format=%ad %ae %s
2019-03-29 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ../src eb8d3bc0b607..871828938944 (487 commits)
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 8116d646b3f8..6446c8882fa3 (3 commits)
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader fc8a46d0af96..51562f15f4ad (1 commits)
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader c9d98716d2e7..fc8a46d0af96 (1 commits)

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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If the roll is causing failures, please contact the current sheriff (stani@google.com), and stop
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https://skia.googlesource.com/skia.git/%2Blog/01fe26360660..bf4229cc10a1

git log 01fe263606601d5a95272e3bdf086cb2b85e2d74..bf4229cc10a10db751284d8d8d067287cfe8b542 --date=short --no-merges --format=%ad %ae %s
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 37628f09a4c5..c9d98716d2e7 (1 commits)
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 48b3587f8ea4..37628f09a4c5 (1 commits)
2019-03-28 fmalita@chromium.org [skottie] Tweak Shaper test tolerances to fix NativeFonts bots

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

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https://skia.googlesource.com/skia.git/%2Blog/cc8c7bee7925..01fe26360660

git log cc8c7bee792573f8e9dc108236d3af7621ad4f49..01fe263606601d5a95272e3bdf086cb2b85e2d74 --date=short --no-merges --format=%ad %ae %s
2019-03-28 fmalita@chromium.org [skottie] Add support for BodyMovin 5.5.0 keyframes
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 4aa9bf12f7e0..48b3587f8ea4 (1 commits)
2019-03-28 stani@google.com Add API to get canvas wrapped by SkPaintFilterCanvas
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader a563dd8c5734..4aa9bf12f7e0 (1 commits)
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 0839cbda698f..a563dd8c5734 (2 commits)
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 robertphillips@google.com Remove unused PixelOpsFlags values
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 e810ad90799c..8116d646b3f8 (6 commits)

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update buildroot dep for https://github.com/flutter/buildroot/commit/e2ca4571fa39be20ab1bf67c65d4700612756af2 (#8359)

Previously the engine was creating multiple `ShapeNode`s all underneath
the same root `EntityNode` at local space z=0. This caused frequent
z-fighting within Flutter layers.

This patch updates the engine to only create one ShapeNode per
EntityNode, which fixes the z-fighting independent of layer elevation.
Z-fighting is still possible from actually setting multiple layers to
the same z in world space using Flutter elevation.

flutter/flutter#25226

f29e100f42 [dart/fuzzer] Generate DartFuzz API tables automatically
f0027dfea3 [CFE] JS number semantics for constant subtype checks.
018fd36557 [CFE] Handle spread and if in const map literals.
b5be157e09 [CFE] Handle spread and if in const set literals.
0b57b67ecb [CFE] Move const set desugaring to constant evaluator.
102b1fa39e [CFE] Handle spread and if in const list literals.
8611cbf7df [CFE] Add constant update flag to collection tests.
665d2d0003 [CFE] Leave const collections to the constant evaluator.

https://skia.googlesource.com/skia.git/%2Blog/05be23dbd3c4..cc8c7bee7925

git log 05be23dbd3c4565cb23744c154df80b0ebc0208a..cc8c7bee792573f8e9dc108236d3af7621ad4f49 --date=short --no-merges --format=%ad %ae %s
2019-03-28 reed@google.com add bench for colorfilter-mixer
2019-03-28 fmalita@chromium.org [skottie] Compute tight bounds in skottie::Shaper
2019-03-21 martin@mainframe.co.uk fix metal build errors with preprocessor definitions
2019-03-28 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-28 nifong@google.com changes to wasm debugger for UI integration
2019-03-28 kjlubick@google.com Support WebGL 1.0 with caps
2019-03-28 kjlubick@google.com Add gen_interface to CheckGeneratedFiles check
2019-03-28 bungeman@google.com SkTLazy constructors to require constructable.
2019-03-28 brianosman@google.com Improve color space logic in read/writeSurfacePixels
2019-03-28 kjlubick@google.com Add test_only option to gen_interface
2019-03-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 94f195b18776..0839cbda698f (2 commits)

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The DartPersistentValue used to hold the image callback is tied to a
Dart isolate.  Destructing the DartPersistentValue requires entering
the isolate and must be done on the UI thread.

Fixes https://github.com/flutter/flutter/issues/29379