Update TOOL_REVISIONS for PNaCl r12772->r12786
Update TOOL_REVISIONS for PNaCl r12772->r12786

Pull the following PNaCl changes into NaCl:
  r12776: (noelallen@google.com) Replace x86 with arm toolchain in bionic tarball.
  r12777: (dschuff@chromium.org) pnacl-translate: Don't do module splitting when using QEMU
  r12778: (jvoung@google.com) Make save-temps work with pnacl-translate's split modules
  r12786: (jvoung@google.com) Add fmod from newlib to PNaCl native libraries.

BUG= https://code.google.com/p/nativeclient/issues/detail?id=3777
BUG= 337703
BUG= none
BUG= http://code.google.com/p/chromium/issues/detail?id=343594
R= noelallen@google.com, jfb@chromium.org, jvoung@chromium.org, binji@google.com, dschuff@chromium.org, jvoung@google.com
TEST=git try
NOTRY=true
(Please LGTM this change and tick the "commit" box)

Review URL: https://codereview.chromium.org/173923002

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@12789 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client,sbc100/native_client