Synch to Eric Ludlam's upstream CEDET repository.

Synch to Eric Ludlam's upstream CEDET repository.

* cedet/semantic/db.el (semanticdb-get-buffer): Wrap find-file in
save-match-data.

* cedet/semantic/db-global.el (semanticdb-test-gnu-global): Wrap
find-file in save-match-data.

* cedet/semantic/util.el (semantic-file-tag-table)
(semantic-recursive-find-nonterminal-by-name): Wrap find-file in
save-match-data.

* cedet/semantic/tag.el (semantic-tag-buffer): Wrap find-file in
save-match-data.

* cedet/semantic/tag-file.el (semantic-go-to-tag): Wrap the "goto"
part with save-match-data.

* cedet/semantic/lex-spp.el (semantic-lex-spp-lex-text-string):
Save match data around calling the major mode to enable.

* cedet/semantic/format.el (semantic-format-tag-short-doc-default):
Wrap find-file in save-match-data.

* cedet/semantic/fw.el (semantic-find-file-noselect): Wrap
find-file in save-match-data