Roll src/third_party/skia 1494a7f1ec03..2b1a25a4d324 (15 commits) (#13016)

https://skia.googlesource.com/skia.git/+log/1494a7f1ec03..2b1a25a4d324

git log 1494a7f1ec03..2b1a25a4d324 --date=short --no-merges --format='%ad %ae %s'
2019-10-08 joe@bitworking.org Fix Cloud Build for vpython.
2019-10-08 jcgregorio@google.com Revert "Another attempt to fix vpython in Cloud Build."
2019-10-08 robertphillips@google.com Add GrRenderTask and GrOp prePrepare framework
2019-10-08 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-10-08 jlavrova@google.com Bug fix (strut must be false by default)
2019-10-08 robertphillips@google.com Add GrProgramInfo to centralize management of program information
2019-10-08 jcgregorio@google.com Another attempt to fix vpython in Cloud Build.
2019-10-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll skia/third_party/skcms 5c593bf702db..a52db47aa53f (1 commits)
2019-10-08 egdaniel@google.com Add bytes per pixel to metal format table.
2019-10-08 herb@google.com Use SkZip in SkGlyphRun
2019-10-08 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-10-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll skia/third_party/skcms 684790252fe2..5c593bf702db (1 commits)
2019-10-08 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-10-08 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-10-08 egdaniel@google.com Track gl format bytes per pixel on format table.

Created with:
  gclient setdep -r src/third_party/skia@2b1a25a4d324

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC kjlubick@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Bug: None
TBR=kjlubick@google.com

DEPS

@@ -26,7 +26,7 @@ vars = {
   'skia_git': 'https://skia.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '1494a7f1ec038b183ef098836d6d730874edfa1b',
+  'skia_revision': '2b1a25a4d324ec667a9bef94eafcf2a10e3ddd1a',
 
   # 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: fe891caa898ebe22641e423a2bbcd936
+Signature: 07d727f8041fe8f6cab22de192ddec32
 
 UNUSED LICENSES:
 
@@ -3821,6 +3821,7 @@ FILE: ../../../third_party/skia/src/gpu/GrClientMappedBufferManager.h
 FILE: ../../../third_party/skia/src/gpu/GrCopyRenderTask.cpp
 FILE: ../../../third_party/skia/src/gpu/GrCopyRenderTask.h
 FILE: ../../../third_party/skia/src/gpu/GrImageInfo.h
+FILE: ../../../third_party/skia/src/gpu/GrProgramInfo.h
 FILE: ../../../third_party/skia/src/gpu/GrRenderTask.cpp
 FILE: ../../../third_party/skia/src/gpu/GrRenderTask.h
 FILE: ../../../third_party/skia/src/gpu/GrShaderUtils.cpp