NaCl: Update revision in DEPS, r7115 -> r7139

This pulls in the following Native Client changes:

r7116: (krasin) Remove obsolete call to AddBiasForPNaCl.
r7117: (krasin) Revert 7116 - Remove obsolete call to AddBiasForPNaCl.
r7118: (pdox) Remove weak references from IRT startup code as well.
r7119: (robertm) Cleanup of scons compile/link command line generation.
r7120: (robertm) Cleanup arm trusted TC integration.
r7121: (bsy) fixed broken sysbrk tests.
r7122: (bsy) changed the fault injection library to avoid _declspec(thread) for windows.
r7123: (krasin) Enable ppapi audio test on ARM.
r7124: (robertm) Removed some debug statements and one line of dead code that went in:
r7125: (dspringer) Only build a static version of libnacl.a.
r7126: (mseaborn) Windows: Partly fix potential vulnerability from mmap hole race condition
r7127: (robertm) Fix problem where shared libs in arm trusted builds were built with -static
r7128: (mcgrathr) Update chrome_rev
r7129: (robertm) Switch arm trusted builds to -macrch=armv7-a.
r7130: (krasin) Remove obsolete call to AddBiasForPNaCl.
r7131: (noelallen) Add missing defines in untrusted.gypi needed by Chrome.
r7132: (ncbray) Tune the browser tester's timeouts to make it easier to diagnose load failiures.
r7133: (noelallen) Update GYP build to support 'empty' crt_platform library.
r7134: (noelallen) Whitespace change to force rebuild on Chrome builders
r7135: (noelallen) Add tracking of libraries for untrusted builds.
r7136: (noelallen) Add missing dependency on nacl_lib
r7137: (noelallen) Trivial change adds dependency on build_nexe.py ppapi_cpp.gypi for nexes.
r7139: (robertm) This is the new (experimental) version of the arm trusted TC creator.

BUG=none
TEST=nacl_integration

Review URL: http://codereview.chromium.org/8528002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@109663 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -8,7 +8,7 @@ vars = {
   "webkit_revision": "99956",
   "chromium_git": "http://git.chromium.org/git",
   "swig_revision": "69281",
-  "nacl_revision": "7115",
+  "nacl_revision": "7139",
   # After changing nacl_revision, run 'glient sync' and check native_client/DEPS
   # to update other nacl_*_revision's.
   "nacl_tools_revision": "7088",  # native_client/DEPS: tools_rev