NaCl: Update revision in DEPS, r6562 -> r6583

NaCl: Update revision in DEPS, r6562 -> r6583

This pulls in the following Native Client changes:

r6563: (noelallen) Disable inbrowser_crash_test on Linux
r6564: (mcgrathr) Clean up TSD when thread function returns, not just on pthread_exit
r6565: (khim) Upload a .sha1hash file along with each toolchain tarball
r6566: (khim) Fix Mac build
r6567: (khim) Simplify scripts by removing [unneeded] bashisms
r6568: (bradnelson) Enable browser tests with glibc.
r6569: (bradnelson) Landing second nacl portion of change pre-dating ppapi switch.
r6570: (bradnelson) Pulling in newer chrome with ppapi test disabled.
r6571: (bradnelson) Revert 6570 - Pulling in newer chrome with ppapi test disabled.
r6572: (bradnelson) Revert 6569 - Landing second nacl portion of change pre-dating ppapi switch.
r6573: (bradnelson) Revert 6568 - Enable browser tests with glibc.
r6574: (khim) fc13d6f Don't use open_resource as regular file access.
r6575: (khim) Finally remove fake libnacl.a from glibc toolchain.
r6576: (mcgrathr) Use a global rather than dlopen/dlsym for Linux NaCl_find_prereserved_sandbox_memory
r6577: (robertm) Made toolchain tester use IRT
r6579: (krasin) pnacl abi test: add checks for short/long long/long double sizeof and align.
r6580: (bradchen) Adding an example NMF file to earth.
r6581: (sehr) Add thumb2 support to sel_ldr.  Continued from issue
r6582: (mseaborn) Dynamic code unloading: Add more tests for the dyncode_delete() syscall
r6583: (kschimpf) Fix the include files in ncvalidate_iter.h.

BUG=none
TEST=nacl_integration


Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=98776

[Mark Seaborn, 2011-08-29 23:05:35]

Today's DEPS update.

[Roland McGrath, 2011-08-29 23:55:34]

LGTM

[commit-bot: I haz the power, 2011-08-30 00:44:38]

Try job failure for 7793014-1 on win for steps "update_scripts, update".
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win&number...

Step "update" is always a major failure.
Look at the try server FAQ for more details.

[commit-bot: I haz the power, 2011-08-30 05:06:48]

Change committed as 98776