Fix skipping deleted instructions before replacing operands.

Fixes hitting a (benign) assert in replaceSource().

Change-Id: I7f984d484133e619717d004f20cd671a54473185
Reviewed-on: https://chromium-review.googlesource.com/414490
Reviewed-by: Jim Stichnoth <stichnot@chromium.org>
1 file changed