r264563 seems to have broken watchOS build. The latest patch wasn't run through EWS. r264562 passed in https://build.webkit.org/builders/Apple-watchOS-Simulator-6-Release-Build/builds/791 r264563 failed in https://build.webkit.org/builders/Apple-watchOS-Simulator-6-Release-Build/builds/792
In file included from /Volumes/Data/slave/watchos-simulator-13-release/build/WebKitBuild/Release-watchsimulator/DerivedSources/WebKit2/unified-sources/UnifiedSource46-mm.mm:4: /Volumes/Data/slave/watchos-simulator-13-release/build/Source/WebKit/UIProcess/ios/forms/WKDateTimeInputControl.mm:89:18: error: no matching function for call to 'max' size.width = std::max(size.width, 250.0); ^~~~~~~~ r264563 did modified WKDateTimeInputControl.mm and added the above line which is causing the issue.
*** This bug has been marked as a duplicate of bug 214518 ***
Reverted r264563 in Bug 214518.