Roll src/third_party/skia/ 1cd6098d5..1ccaa6e05 (20 commits) (#5038)

https://skia.googlesource.com/skia.git/+log/1cd6098d52a5..1ccaa6e05629

$ git log 1cd6098d5..1ccaa6e05 --date=short --no-merges --format='%ad %ae %s'
2018-04-18 mtklein skcms→b4e167a stricter TF13 matching
2018-04-18 mtklein skcms→589b15b add skcms_EnsureUsableAsDestination
2018-04-18 angle-skia-autoroll Roll third_party/externals/angle2/ c90d4d38c..5804dc8ea (2 commits)
2018-04-18 herb Simplify strike cache Node
2018-04-18 egdaniel Remove persp_shader gms from DDL blacklist
2018-04-18 angle-skia-autoroll Roll third_party/externals/angle2/ aed1b56aa..c90d4d38c (2 commits)
2018-04-17 bungeman Remove text flag filtering from SkBitmapDevice.
2018-04-17 angle-skia-autoroll Roll third_party/externals/angle2/ 86de76b69..aed1b56aa (5 commits)
2018-04-17 reed show sum of cubic errors
2018-04-17 robertphillips Add handling to ViaDDL for images that are too large to be uploaded in one go
2018-04-17 herb Move node information to SkStrikeCache
2018-04-17 bungeman IWYU for some more test files starting with 'C'.
2018-04-17 reed detect if we made an infinite rect
2018-04-17 borenet [infra] Support recursive configs in builder_name_schema
2018-04-16 egdaniel No long require copy as draw for vulkan wrapped resources.
2018-04-17 caryclark path is rect diag test is required
2018-04-17 mtklein SkStrikeDifferences::operator() -> add()
2018-04-17 reed avoid overflow by using tmp 64bits
2018-04-17 brianosman Move external texture extension logic into SkSL
2018-04-17 benjaminwagner [infra] Add service account override in gen_tasks.go.

Created with:
  roll-dep src/third_party/skia

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': '1cd6098d52a531451f194437861cd7a548f825a7',
+  'skia_revision': '1ccaa6e056296db61eb1af2668a23995fe98e6b3',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

travis/licenses_golden/licenses_third_party

-Signature: 41215836c65ba6b747e9e86edafa51cb
+Signature: 4b8007d0bcd3ca7de71293354c6ebc9b
 
 UNUSED LICENSES:
 
@@ -17619,7 +17619,7 @@ FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.exp
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/Perf-Chromecast-GCC-Chorizo-CPU-Cortex_A7-arm-Debug-All.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/Perf-Debian9-Clang-GCE-CPU-AVX2-x86_64-Release-All-ASAN.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/Perf-Ubuntu14-GCC-GCE-CPU-AVX2-x86_64-Release-All-CT_BENCH_1k_SKPs.json
-FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/Upload-Debian9-Clang-GCE-CPU-AVX2-x86_64-Debug-Coverage-All.json
+FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/Upload-Test-Ubuntu17-Clang-Golo-GPU-QuadroP400-x86_64-Debug-All-Coverage.json
 FILE: ../../../third_party/skia/infra/bots/recipe_modules/vars/examples/full.expected/win_test.json
 FILE: ../../../third_party/skia/infra/bots/recipes/android_compile.expected/android_compile_nontrybot.json
 FILE: ../../../third_party/skia/infra/bots/recipes/android_compile.expected/android_compile_trybot.json