Fix reversal of color stops for clockwise gradients

Bug: skia:13669
Cq-Include-Trybots: luci.skia.skia.primary:Test-Android-Clang-GalaxyS20-GPU-MaliG77-arm64-Release-All-Android_NativeFonts
Change-Id: Ib1faaf2d72146fe95e6c707e0ae1b8c1b3f64629
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/571316
Commit-Queue: Dominik Röttsches <drott@google.com>
Auto-Submit: Dominik Röttsches <drott@chromium.org>
Reviewed-by: Ben Wagner <bungeman@google.com>
1 file changed