Get rid of the PluginProcessShim for 64-bit plug-ins
We don't need it for 64-bit plug-ins and we're paying DYLIB and I/O costs for installing it anyways.
In radar as <rdar://problem/12068560>
Created attachment 163416 [details]
Comment on attachment 163416 [details]
Attachment 163416 [details] did not pass mac-ews (mac):
Created attachment 163423 [details]
Patch v2 - Now with more objc headers