In webkit.gyp:v8_derived, leave all .idl files in the "sources" list and pluck out the ones to exclude with "sources!" and "sources/".
In webkit.gyp:v8_derived, leave all .idl files in the "sources" list and pluck
out the ones to exclude with "sources!" and "sources/".

old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google,old8xp/gyp_from_google