Similar to r23411, this commit adds a dummy variable to the struct  chpl_comm_taskPrvData_t in runtime/include/comm/gasnet/chpl-comm-task-decls.h. This variable will be deleted when an element is actually present.
Similar to r23411, this commit adds a dummy variable to the struct 
chpl_comm_taskPrvData_t in runtime/include/comm/gasnet/chpl-comm-task-decls.h.
This variable will be deleted when an element is actually present.

Reviewed by Greg


git-svn-id: 88467cb1fb04b8a755be7e1ee1026be4190196ef@23427 3a8e244f-b0f2-452b-bcba-4c88e055c3ca

sungeunchoi/chapel,CoryMcCartan/chapel,hildeth/chapel,hildeth/chapel,hildeth/chapel,sungeunchoi/chapel,sungeunchoi/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,chizarlicious/chapel,sungeunchoi/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,hildeth/chapel,chizarlicious/chapel,chizarlicious/chapel,CoryMcCartan/chapel,sungeunchoi/chapel,chizarlicious/chapel,hildeth/chapel,sungeunchoi/chapel,sungeunchoi/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel