The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e

commit 3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e
Author: thanhph <thanhph@chromium.org>
Date: Wed Mar 08 00:09:19 2017

Write mojom and StructTraits for display::GammaRampRGBEntry.

We need a mojom and StructTraits for GammaRampRGBEntry for
communication between the gpu process and the mus-ws process for Ozone
GBM.

BUG= 696638 

Review-Url: https://codereview.chromium.org/2719183002
Cr-Commit-Position: refs/heads/master@{#455303}

[modify] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/BUILD.gn
[modify] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/display_struct_traits_test.mojom
[modify] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/display_struct_traits_unittest.cc
[add] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/gamma_ramp_rgb_entry.mojom
[add] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/gamma_ramp_rgb_entry.typemap
[add] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/gamma_ramp_rgb_entry_struct_traits.cc
[add] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/gamma_ramp_rgb_entry_struct_traits.h
[modify] https://crrev.com/3aa23b6bd85fa5bb3b96e23fb08f1d400a75747e/ui/display/mojo/typemaps.gni