NaCl: Update revision in DEPS, r10360 -> r10373

This pulls in the following Native Client changes:

r10361: (mseaborn) Performance tests: Print more digits for timing results
r10362: (mseaborn) Fix __nacl_tls_combined_size() to account for ARM header alignment properly
r10363: (mcgrathr) toolchain_build: Fix stripping of objects and archives so they remain usable
r10364: (bsy) Add testing scons option tsan_command to work the same way as memcheck_command, and memcheck_trusted_only to skip untrusted code valgrind memcheck tests
r10365: (kschimpf) Add uses to decoders in table miscellaneous_instructions
r10366: (mseaborn) IRT: Fix free() of invalid address in thread_exit()
r10367: (jfb) ARM validator: reject conditionalized memory accesses as a proper SFI mechanism.
r10368: (mseaborn) Cleanup: Combine two TLS initialisation functions into one function
r10369: (mseaborn) Fix Chrome's irt_variant_test_scons_files to be added to nacl_irt_test_env
r10370: (jfb) s/NaClCPUFeature_/NaClCPUFeatureX86_/g
r10371: (sbc) Add gcc arm toolchain support to gyp build.
r10372: (hamaji) Fix pnacl-clang -v with no inputs
r10373: (sbc) Remove unused --save-downloads-dir option download_toolchains.py.

BUG=none
TEST=nacl_integration

Review URL: https://codereview.chromium.org/11412317

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@171003 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -12,7 +12,7 @@ vars = {
   "chromium_git": "https://chromium.googlesource.com",
   "chromiumos_git": "https://chromium.googlesource.com/chromiumos",
   "swig_revision": "69281",
-  "nacl_revision": "10360",
+  "nacl_revision": "10373",
   # After changing nacl_revision, run 'glient sync' and check native_client/DEPS
   # to update other nacl_*_revision's.
   "nacl_tools_revision": "10001",  # native_client/DEPS: tools_rev