re PR middle-end/51273 (ICE: vector VEC(inline_summary_t,base) index domain error, in inline_summary at ipa-inline.h:193 with -O -fgnu-tm, transaction_safe and overloaded contructor)

PR middle-end/51273
        * cgraph.h (cgraph_call_node_duplication_hooks): Declare.
        * cgraph.c (cgraph_call_node_duplication_hooks): Make global.
        * cgraphunit.c (cgraph_copy_node_for_versioning): Call it.

From-SVN: r181887