PNaCl: Update LLVM revision in pnacl/COMPONENT_REVISIONS
PNaCl: Update LLVM revision in pnacl/COMPONENT_REVISIONS

This pulls in the following LLVM changes:

564d2e7: (dbrazdil@chromium.org) Clean up MinSFI
36ee6b6: (dbrazdil@chromium.org) Whitelist BitCasts in MinSFI's SandboxMemoryAccesses pass
7a24013: (dbrazdil@chromium.org) Fixed an integer overflow in MinSFI's utility function
e66462b: (wichard@vitalitystudios.com) PNaCl: Handle switch-ing on i1's in -nacl-promote-i1-ops.

BUG= https://code.google.com/p/chromium/issues/detail?id=397177
BUG= https://code.google.com/p/nativeclient/issues/detail?id=3924
TEST= PNaCl toolchain trybots
R=dbrazdil@google.com

Review URL: https://codereview.chromium.org/472403004

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@13647 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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