[coreboot-gerrit] Patch merged into coreboot/master: b8a7b71 broadwell: Only do pre-graphics delay when running option rom

the following patch was just integrated into master:
commit b8a7b71e611fed87a41cc940baa1e42624f97657
Author: Duncan Laurie 
Date:   Mon Nov 10 13:00:27 2014 -0800

broadwell: Only do pre-graphics delay when running option rom

This changes the broadwell graphics init path to only do the delay
    before initializing graphics when running chromeos if we are also
    going to execute the option rom.

BUG=chrome-os-partner:33671
    BRANCH=samus
    TEST=build and boot on samus

Change-Id: Idb7d39b22f7f6dc3be6dfbd2fa3cc2e33d78a397
    Signed-off-by: Stefan Reinauer 
    Original-Commit-Id: f7ed93504a74760f16acb8fb3c6c57ac514b7260
    Original-Change-Id: I350f85738efe3d17152de4f025adbfd52ae15b95
    Original-Signed-off-by: Duncan Laurie 
    Original-Reviewed-on: https://chromium-review.googlesource.com/228882
    Original-Reviewed-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/9474
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/9474 for details.

-gerrit