Roll src/third_party/minigbm 4fcc3c7d2275..1e229399228a (1 commit).

https://chromium.googlesource.com/chromiumos/platform/minigbm.git/+log/4fcc3c7d2275..1e229399228a

$ git log 4fcc3c7d22..1e22939922 --date=short --no-merges --format='%ad %ae %s'

2016-02-25 zachr@google.com add GBM_BO_USE_LINEAR flag for bo creation

TBR=marcheu@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1741283002

Cr-Commit-Position: refs/heads/master@{#378141}

diff --git a/DEPS b/DEPS
index 0f16f69c..31f51d7 100644
--- a/DEPS
+++ b/DEPS

@@ -426,7 +426,7 @@
 
     # Graphics buffer allocator for Chrome OS.
     'src/third_party/minigbm/src':
-     Var('chromium_git') + '/chromiumos/platform/minigbm.git' + '@' + '4fcc3c7d2275e8e90f44f6d87ebb3f858d6d4527',
+     Var('chromium_git') + '/chromiumos/platform/minigbm.git' + '@' + '1e229399228ac107e8ae0f73a466e3ea17fe5839',
 
     # Display server protocol for Linux.
     'src/third_party/wayland/src':