Roll src/third_party/skia dd0544078d05..2894d13a0d9b (33 commits) (#8220)

https://skia.googlesource.com/skia.git/%2Blog/dd0544078d05..2894d13a0d9b

git log dd0544078d058e68cf91404745b493d7d5a184d0..2894d13a0d9b133587760f50c6026d536f869c29 --date=short --no-merges --format=%ad %ae %s
2019-03-19 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 2dc0303903b1..f2564656e7af (3 commits)
2019-03-19 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-19 halcanary@google.com Documentation: notes on example fiddles
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 9b050f846a06..df35e382de78 (2 commits)
2019-03-19 bsalomon@google.com Reland "Add small offset to t in GrLinearGradientLayout."
2019-03-19 fmalita@chromium.org [skottie] Turn on AA for solid layers
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 0e712410582f..2dc0303903b1 (1 commits)
2019-03-19 ethannicholas@google.com Revert "more relaxed precision decorations for SPIR-V output"
2019-03-19 halcanary@google.com Docs: fix more case-sensitive names
2019-03-19 fmalita@chromium.org [skottie] Initial camera support
2019-03-19 michaelludwig@google.com Respect strict constraint in drawEdgeAAImageSet
2019-03-19 egdaniel@google.com Don't directly map vertex/index buffers on qualcomm vulkan.
2019-03-19 halcanary@google.com Docs: rename examples files to match names
2019-03-19 kjlubick@google.com Add macro to decide GrGLStandard
2019-03-19 michaelludwig@google.com Add SK_API to ImageSetEntry
2019-03-08 bungeman@google.com Add planet emoji font.
2019-03-19 mtklein@google.com regen from .fp files after .clang-format change
2019-03-19 mtklein@google.com try 2 threads on n7/np
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ../src 69be71e10036..ca0130108117 (351 commits)
2019-03-18 ethannicholas@google.com more relaxed precision decorations for SPIR-V output
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 7cdf79cccb8e..0e712410582f (1 commits)
2019-03-18 mtklein@google.com tweak .clang-format
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 24cb99d44e9c..7cdf79cccb8e (3 commits)
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader b8c63935328f..24cb99d44e9c (1 commits)
2019-03-19 michaelludwig@google.com Reland "Reland "Update SkCanvas' experimental SkiaRenderer API""
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 289a576d337a..b8c63935328f (1 commits)
2019-03-18 robertphillips@google.com Have DM's "--pr ~*" processing start from the default list of path renderers
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 eb986426cd6d..9b050f846a06 (1 commits)
2019-03-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader bbf5cf1e4762..289a576d337a (1 commits)
2019-03-19 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-18 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-19 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:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

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

DEPS

@@ -23,7 +23,7 @@ vars = {
   'fuchsia_git': 'https://fuchsia.googlesource.com',
   'github_git': 'https://github.com',
   'skia_git': 'https://skia.googlesource.com',
-  'skia_revision': 'dd0544078d058e68cf91404745b493d7d5a184d0',
+  'skia_revision': '2894d13a0d9b133587760f50c6026d536f869c29',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the