There are a few messages that are really process proxy ones by implementation.
Created attachment 156202 [details]
Attachment 156202 [details] did not pass style-queue:
Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'Source/WebKit2/ChangeLog', u'Source/WebKit..." exit_code: 1
Source/WebKit2/UIProcess/WebProcessProxy.h:174: The parameter name "store" adds no information, so it should be removed. [readability/parameter_name] 
Total errors found: 1 in 7 files
If any of these errors are false positives, please file a bug against check-webkit-style.