Revert "Make SHA256_update and SHA512_update if the passed in length is greater than UINT32_MAX"

Needed to unbreak the tegra build.

This reverts commit a01a62bf85e01e1687ea5132286628b2a760f6d8.

R=gauravsh@chromium.org
BUG=
TEST=

Review URL: http://codereview.chromium.org/6731068

Change-Id: I096fde817c0e1cfa0c34f4f1dab986c7844c0714
2 files changed