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

ui/display/types/native_display_delegate.h

Index: ui/display/types/native_display_delegate.h
diff --git a/ui/display/types/native_display_delegate.h b/ui/display/types/native_display_delegate.h
index d37083d134d95f1fc6f2976a1fd89ebaed197a09..98aef267bb87486a3673f89432b4bafc8f3b6c93 100644
--- a/ui/display/types/native_display_delegate.h
+++ b/ui/display/types/native_display_delegate.h
@@ -23,8 +23,6 @@
 class DisplaySnapshot;
 
 class NativeDisplayObserver;
-
-struct GammaRampRGBEntry;
 
 typedef base::Callback<void(const std::vector<ui::DisplaySnapshot*>&)>
     GetDisplaysCallback;
@@ -105,10 +103,6 @@
       const ui::DisplaySnapshot& output,
       ui::ColorCalibrationProfile new_profile) = 0;
 
-  // Set the gamma ramp for the display.
-  virtual bool SetGammaRamp(const ui::DisplaySnapshot& output,
-                            const std::vector<GammaRampRGBEntry>& lut) = 0;
-
   virtual void AddObserver(NativeDisplayObserver* observer) = 0;
 
   virtual void RemoveObserver(NativeDisplayObserver* observer) = 0;