If the inherited column-count was 'auto', but changes to a number while an animation from 'inherit' is in progress, the animation should progress from the inherited number.
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0 commit 638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0 Author: Eric Willigers <ericwilligers@chromium.org> Date: Tue Mar 06 14:18:09 2018 CSS Animation: responsive column-count font-size-adjust animation If the inherited column-count was a keyword, but changes to a number while an animation from 'inherit' is in progress, the animation now progresses from the inherited number. BUG= 818140 Change-Id: Ieb8c17186307ebc17d36a414b7b73e603ef93f47 Reviewed-on: https://chromium-review.googlesource.com/945948 Commit-Queue: Eric Willigers <ericwilligers@chromium.org> Reviewed-by: Stephen McGruer <smcgruer@chromium.org> Cr-Commit-Position: refs/heads/master@{#541096} [add] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/LayoutTests/animations/interpolation/column-count-interpolation.html [add] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/LayoutTests/animations/responsive/animations-responsive-columnCount.html [add] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/LayoutTests/animations/responsive/animations-responsive-font-size-adjust.html [modify] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/Source/core/animation/CSSNumberInterpolationType.cpp [modify] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/Source/core/animation/NumberPropertyFunctions.cpp [modify] https://crrev.com/638849d64ab0d96b83fe9b568bdfe34ca1c0fdb0/third_party/WebKit/Source/core/animation/NumberPropertyFunctions.h
Comment 1 by smcgruer@chromium.org
, Mar 2 2018