asan.c: Remove struct tags when referring to class varpool_node.
* asan.c: Remove struct tags when referring to class varpool_node.
* cgraph.h: Likewise.
* cgraphbuild.c: Likewise.
* cgraphunit.c: Likewise.
* dbxout.c: Likewise.
* dwarf2out.c: Likewise.
* gimple-fold.c: Likewise.
* ipa-devirt.c: Likewise.
* ipa-ref-inline.h: Likewise.
* ipa-ref.h: Likewise.
* ipa-reference.c: Likewise.
* ipa-utils.c: Likewise.
* ipa.c: Likewise.
* lto-cgraph.c: Likewise.
* lto-streamer-out.c: Likewise.
* lto-streamer.h: Likewise.
* passes.c: Likewise.
* toplev.c: Likewise.
* tree-eh.c: Likewise.
* tree-emutls.c: Likewise.
* tree-pass.h: Likewise.
* tree-ssa-structalias.c: Likewise.
* tree-vectorizer.c: Likewise.
* tree.c: Likewise.
* varasm.c: Likewise.
* varpool.c: Likewise.
* cp/decl2.c: Remove struct tags when referring to class varpool_node.
* lto/lto.c: Remove struct tags when referring to class varpool_node.
* lto/lto-partition.c: Likewise.
* lto/lto-symtab.c: Likewise.
From-SVN: r205733