Update PNaCl libgcc_eh revision.
Update PNaCl libgcc_eh revision.

2933722 - ARM EH: Extend DWARF_FRAME_REGISTERS count to 48 and map reg# 256 -> 16.

BUG=http://code.google.com/p/nativeclient/issues/detail?id=3689
R=dschuff@google.com

Review URL: https://codereview.chromium.org/24216003

git-svn-id: 721b910a23eff8a86f00c8fd261a7587cddf18f8@12179 fcba33aa-ac0c-11dd-b9e7-8d5594d729c2

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