Roll src/third_party/skia 3b7e65107f67..4683942a45f6 (10 commits) (#7362)

https://skia.googlesource.com/skia.git/%2Blog/3b7e65107f67..4683942a45f6

git log 3b7e65107f671e35674ab8bfc163d998039b81bf..4683942a45f6927435249677adceefdb8c424443 --date=short --no-merges --format=%ad %ae %s
2019-01-03 kjlubick@google.com [canvaskit] Refactor skottie into own file
2019-01-03 recipe-roller@chromium.org Roll recipe dependencies (trivial).
2019-01-03 robertphillips@google.com Make the RRectEffect's screen coords be Float4 (rather than Half4)
2019-01-02 michaelludwig@google.com Normalize vectors in dot product for quad type calculations.
2018-12-27 halcanary@google.com SkPDF: eliminalte one member function
2019-01-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 4627b3705d59..9fa54eab2590 (1 commits)
2019-01-03 reed@google.com use drawSimpleText
2019-01-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll skia/third_party/skcms e9b211dd665b..8b9d1f9db8a8 (1 commits)
2019-01-03 reed@google.com remove legacy drawPosText (and variants)
2019-01-03 mtklein@google.com tear down one-big-switch SkRasterPipeline backend

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 (bungeman@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': '3b7e65107f671e35674ab8bfc163d998039b81bf',
+  'skia_revision': '4683942a45f6927435249677adceefdb8c424443',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

ci/licenses_golden/licenses_skia

-Signature: c815a9fdad786a19310d2e8659e464bf
+Signature: 2df6d3ed3416daadb5c62ded175dc114
 
 UNUSED LICENSES:
 
@@ -2726,7 +2726,6 @@ FILE: ../../../third_party/skia/bench/BitmapRectBench.cpp
 FILE: ../../../third_party/skia/bench/BlurBench.cpp
 FILE: ../../../third_party/skia/bench/ChromeBench.cpp
 FILE: ../../../third_party/skia/bench/DashBench.cpp
-FILE: ../../../third_party/skia/bench/FontScalerBench.cpp
 FILE: ../../../third_party/skia/bench/GradientBench.cpp
 FILE: ../../../third_party/skia/bench/MatrixBench.cpp
 FILE: ../../../third_party/skia/bench/MutexBench.cpp
@@ -2737,7 +2736,6 @@ FILE: ../../../third_party/skia/bench/RectBench.cpp
 FILE: ../../../third_party/skia/bench/RegionBench.cpp
 FILE: ../../../third_party/skia/bench/RepeatTileBench.cpp
 FILE: ../../../third_party/skia/bench/ScalarBench.cpp
-FILE: ../../../third_party/skia/bench/ShaderMaskBench.cpp
 FILE: ../../../third_party/skia/bench/VertBench.cpp
 FILE: ../../../third_party/skia/experimental/Networking/SkSockets.cpp
 FILE: ../../../third_party/skia/experimental/Networking/SkSockets.h
@@ -2825,7 +2823,6 @@ FILE: ../../../third_party/skia/samplecode/SampleArc.cpp
 FILE: ../../../third_party/skia/samplecode/SampleBigBlur.cpp
 FILE: ../../../third_party/skia/samplecode/SampleBigGradient.cpp
 FILE: ../../../third_party/skia/samplecode/SampleBitmapRect.cpp
-FILE: ../../../third_party/skia/samplecode/SampleBlur.cpp
 FILE: ../../../third_party/skia/samplecode/SampleCamera.cpp
 FILE: ../../../third_party/skia/samplecode/SampleCircle.cpp
 FILE: ../../../third_party/skia/samplecode/SampleClamp.cpp
@@ -4623,6 +4620,42 @@ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ====================================================================================================
 
+====================================================================================================
+LIBRARY: skia
+ORIGIN: ../../../third_party/skia/experimental/canvaskit/WasmAliases.h + ../../../third_party/skia/LICENSE
+TYPE: LicenseType.bsd
+FILE: ../../../third_party/skia/experimental/canvaskit/WasmAliases.h
+FILE: ../../../third_party/skia/experimental/canvaskit/skottie_bindings.cpp
+----------------------------------------------------------------------------------------------------
+Copyright 2019 Google LLC
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+   * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+   * Neither the name of Google Inc. nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+====================================================================================================
+
 ====================================================================================================
 LIBRARY: skia
 ORIGIN: ../../../third_party/skia/experimental/canvaskit/canvaskit_bindings.cpp + ../../../third_party/skia/LICENSE
@@ -6029,4 +6062,4 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 ====================================================================================================
-Total license count: 53
+Total license count: 54

sky/packages/sky_engine/LICENSE

@@ -10886,6 +10886,36 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 --------------------------------------------------------------------------------
 skia
 
+Copyright 2019 Google LLC
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+   * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+   * Neither the name of Google Inc. nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+--------------------------------------------------------------------------------
+skia
+
 NEON optimized code (C) COPYRIGHT 2009 Motorola
 
 Redistribution and use in source and binary forms, with or without