NaCl: Update revision in DEPS, r10581 -> r10602

NaCl: Update revision in DEPS, r10581 -> r10602

This pulls in the following Native Client changes:

r10582: (jvoung) Roll pnacl rev to 10560 (past 10509, which previously broke pnacl+chrome).
r10583: (mseaborn) tls.c: Clarify alignment requirements in the comments
r10584: (dschuff) Update LLVM and clang rev to bring in merge to 169803
r10585: (noelallen) Update GYP files so that we match Linux behavior when OS="win" and arch is correctly
r10586: (shcherbina) Validator testing: check valid jump targets in all safe tests from testdata.
r10587: (shcherbina) Validator testing: add assert message.
r10588: (shcherbina) Add ARM support to new validator driver.
r10589: (shcherbina) Validator_ragel: get rid of spurious_data16 field, actions and macroses.
r10590: (jfb) Move CPU features into its own static library.
r10591: (jvoung) Cleanup: only skip loading the IRT if explicitly given an irt_fd that is -1.
r10592: (kschimpf) Add USES to ARM table simd_dp_3same.
r10593: (jfb) Validator driver: fix include, which I just changed and broken the build. My local rebase/scons rebuild did not catch this.
r10594: (dschuff) Disable _builtin_return_address test on x86-64
r10595: (kschimpf) Fix uses for ARM table simd_dp_3diff
r10596: (kschimpf) Add uses to ARM tables: simd_dp_2scalar, simd_pd_2shift, and simd_dp_2misc.
r10597: (kschimpf) Generate code to implement ARM baseline classes from the ARM tables.
r10598: (dschuff) Update PNaCl TOOL_REVISIONS to bring in merge
r10599: (kschimpf) Modify ARM generators to use automatically generated actual decoders.
r10600: (dschuff) Use scoped_array in pnacl stream tester.
r10601: (halyavin) Move comment that was misplaced during refactoring in revision 1008 (https://codereview.chromium.org/389022).
r10602: (halyavin) Update glibc revision. 

BUG=none
TEST=nacl_integration

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=177175

[Nick Bray (chromium), 2013-01-15 17:58:40]

LGTM