Roll Skia from 09a26915bd92 to eca04eeeb8d8 (7 revisions)

https://skia.googlesource.com/skia.git/+log/09a26915bd92..eca04eeeb8d8

2020-12-08 nifong@google.com Always attempt to flatten images with mskp image ids
2020-12-08 johnstiles@google.com Error out gracefully in SPIR-V when an intrinsic is missing.
2020-12-08 csmartdalton@google.com Assert that no FP needs local coords when the variable is void
2020-12-08 fmalita@chromium.org [svg] Text shaping and layout
2020-12-08 johnstiles@google.com Fix GN dirty checking for SPIR-V test files.
2020-12-08 reed@google.com Add flag to hide non-sampling imageshader factories
2020-12-08 brianosman@google.com Remove legacy reference to fInputColor in GrSkSLFP

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-autoroll
Please CC jmbetancourt@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/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux-blink-rel;luci.chromium.try:linux-chromeos-compile-dbg;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win_optional_gpu_tests_rel
Cq-Do-Not-Cancel-Tryjobs: true
Bug: None
Tbr: jmbetancourt@google.com
Change-Id: I38a2accea6264c862df702475a20966c6a800828
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2579836Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#834969}

DEPS

@@ -199,7 +199,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': '09a26915bd929c0b5a865ea632849c61f117299e',
+  'skia_revision': 'eca04eeeb8d8e3e69b03b2862f4e611364377fc8',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.