Merge pull request #60 from jennycao/jennycao/update-for-compile-warning

update for avoid compile warning

diff --cc cros_gralloc/cros_gralloc_helpers.cc
index 68be520,23ca166..a718418
--- 1/cros_gralloc/cros_gralloc_helpers.cc
--- 2/cros_gralloc/cros_gralloc_helpers.cc
+++ b/cros_gralloc/cros_gralloc_helpers.cc
@@@ -9,9 -9,9 +9,9 @@@
  #include "i915_private_android.h"
  
  #include <cstdlib>
- #include <cutils/log.h>
+ #include <log/log.h>
  #include <sync/sync.h>
 -#include <error.h>
 +#include <errno.h>
  #include <unistd.h>
  
  const char* drmFormat2Str(int drm_format)