Load and apply a vcgt table from an ICC file to the internal display

ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc

Index: ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc
diff --git a/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc b/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc
index 495307f85e4abcbfcbdd338b19c611adc4ca582f..728815920354b3cf3eed1dd533b5c07c0d0f1d1f 100644
--- a/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc
+++ b/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.cc
@@ -213,6 +213,7 @@ bool DrmGpuPlatformSupport::OnMessageReceived(const IPC::Message& message) {
                       OnRelinquishDisplayControl)
   IPC_MESSAGE_HANDLER(OzoneGpuMsg_AddGraphicsDevice, OnAddGraphicsDevice)
   IPC_MESSAGE_HANDLER(OzoneGpuMsg_RemoveGraphicsDevice, OnRemoveGraphicsDevice)
+  IPC_MESSAGE_HANDLER(OzoneGpuMsg_SetGammaRamp, OnSetGammaRamp);
   IPC_MESSAGE_UNHANDLED(handled = false);
   IPC_END_MESSAGE_MAP()
 
@@ -291,6 +292,12 @@ void DrmGpuPlatformSupport::OnRemoveGraphicsDevice(const base::FilePath& path) {
   ndd_->RemoveGraphicsDevice(path);
 }
 
+void DrmGpuPlatformSupport::OnSetGammaRamp(
+    int64_t id,
+    const std::vector<GammaRampRGBEntry>& lut) {
+  ndd_->SetGammaRamp(id, lut);
+}
+
 void DrmGpuPlatformSupport::RelinquishGpuResources(
     const base::Closure& callback) {
   callback.Run();