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

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

Index: ui/ozone/platform/drm/gpu/drm_gpu_platform_support.h
diff --git a/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.h b/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.h
index abd697828f1da225c3fade20ce0ddc1b29499ab0..1662ea3e3d3d9b5dc3eab0307e39c411f3b9bef3 100644
--- a/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.h
+++ b/ui/ozone/platform/drm/gpu/drm_gpu_platform_support.h
@@ -36,6 +36,7 @@ class ScreenManager;
 
 struct DisplayMode_Params;
 struct DisplaySnapshot_Params;
+struct GammaRampRGBEntry;
 
 class DrmGpuPlatformSupport : public GpuPlatformSupport {
  public:
@@ -78,6 +79,7 @@ class DrmGpuPlatformSupport : public GpuPlatformSupport {
   void OnRemoveGraphicsDevice(const base::FilePath& path);
   void OnGetHDCPState(int64_t display_id);
   void OnSetHDCPState(int64_t display_id, HDCPState state);
+  void OnSetGammaRamp(int64_t id, const std::vector<GammaRampRGBEntry>& lut);
 
   void SetIOTaskRunner(
       const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner);