chrono: Wrap clocks in inline namespace _V2.

chrono: Wrap clocks in inline namespace _V2.

2013-05-24  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/chrono: Wrap clocks in inline namespace _V2.
	* src/c++11/chrono.cc: Same.
	* src/c++11/compatibility-chrono.cc: Revert to previous chrono.cc
	file, with default configure macros selected.

	* config/abi/pre/gnu.ver (GLIBCXX_3.4.19): Use symbols from inline
	namespace.
	* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Fix up.

	* config/abi/post/i386-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/s390x-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt:
	Regenerated.
	* config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt:
	Regenerated.
	* config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt:
	Regenerated.
	* config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/s390-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/i486-linux-gnu/baseline_symbols.txt: Regenerated.
	* config/abi/post/solaris2.10/baseline_symbols.txt: Regenerated.
	* config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Regenerated.
	* config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt:
	Regenerated.
	* config/abi/post/solaris2.9/baseline_symbols.txt: Regenerated.
	* config/abi/post/solaris2.9/sparcv9/baseline_symbols.txt: Regenerated.

From-SVN: r199331