Launch Mobile Safari and navigate to any page that has more than one input field.
Connect a bluetooth keyboard.
Focus on the first field.
Press Tab on the hardware keyboard.
Expected: The focus moves to the next field.
Actual: Safari hangs.
Created attachment 234943 [details]
Attachment 234943 [details] did not pass style-queue:
ERROR: Source/WebKit2/UIProcess/ios/WKContentViewInteraction.mm:1802: Weird number of spaces at line-start. Are you using a 4-space indent? [whitespace/indent] 
Total errors found: 1 in 2 files
If any of these errors are false positives, please file a bug against check-webkit-style.
Committed revision 171114.