Make layers paint properly in columns in both LTR and RTL cases.
Created attachment 189230 [details] Patch
Attachment 189230 [details] did not pass style-queue: Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'LayoutTests/ChangeLog', u'LayoutTests/fast/multicol/newmulticol/layers-in-multicol-expected.html', u'LayoutTests/fast/multicol/newmulticol/layers-in-multicol.html', u'Source/WebCore/ChangeLog', u'Source/WebCore/rendering/RenderMultiColumnBlock.cpp', u'Source/WebCore/rendering/RenderMultiColumnSet.cpp', u'Source/WebCore/rendering/RenderRegion.cpp']" exit_code: 1 Source/WebCore/rendering/RenderRegion.cpp:45: Use 'using namespace std;' instead of 'using std::min;'. [build/using_std] [4] Source/WebCore/rendering/RenderRegion.cpp:46: Use 'using namespace std;' instead of 'using std::max;'. [build/using_std] [4] Total errors found: 2 in 7 files If any of these errors are false positives, please file a bug against check-webkit-style.
Comment on attachment 189230 [details] Patch Attachment 189230 [details] did not pass chromium-ews (chromium-xvfb): Output: http://queues.webkit.org/results/16650067 New failing tests: fast/multicol/newmulticol/column-rules-fixed-height.html
Created attachment 189325 [details] Patch Fix style issue and skip the failing test on chromium.
Fixed in r143467.