Revert of ash: reset color management when new screens are hotplugged

ash/display/display_color_manager_chromeos.cc

Index: ash/display/display_color_manager_chromeos.cc
diff --git a/ash/display/display_color_manager_chromeos.cc b/ash/display/display_color_manager_chromeos.cc
index 5265b7824c1d1b15e46cbae3c3cc1108c0940930..0f382548f312abec881ad52ecf443eecfce9be27 100644
--- a/ash/display/display_color_manager_chromeos.cc
+++ b/ash/display/display_color_manager_chromeos.cc
@@ -164,11 +164,6 @@
 void DisplayColorManager::OnDisplayModeChanged(
     const ui::DisplayConfigurator::DisplayStateList& display_states) {
   for (const ui::DisplaySnapshot* state : display_states) {
-    // Ensure we always reset the configuration before setting a new one.
-    configurator_->SetColorCorrection(
-        state->display_id(), std::vector<ui::GammaRampRGBEntry>(),
-        std::vector<ui::GammaRampRGBEntry>(), std::vector<float>());
-
     if (calibration_map_[state->product_id()]) {
       ApplyDisplayColorCalibration(state->display_id(), state->product_id());
     } else {