color: Use ICCProfile from display::Display instead of FromBestMonitor

ui/views/widget/desktop_aura/desktop_screen_x11.cc

Index: ui/views/widget/desktop_aura/desktop_screen_x11.cc
diff --git a/ui/views/widget/desktop_aura/desktop_screen_x11.cc b/ui/views/widget/desktop_aura/desktop_screen_x11.cc
index d7b8a3352778e20ea2fe458e4ff39f23f7832ef2..55ed1a949eca87418da85ffd18d88acef32790f4 100644
--- a/ui/views/widget/desktop_aura/desktop_screen_x11.cc
+++ b/ui/views/widget/desktop_aura/desktop_screen_x11.cc
@@ -26,6 +26,7 @@
 #include "ui/gfx/font_render_params.h"
 #include "ui/gfx/geometry/point_conversions.h"
 #include "ui/gfx/geometry/size_conversions.h"
+#include "ui/gfx/icc_profile.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/x/x11_atom_cache.h"
 #include "ui/gfx/x/x11_types.h"
@@ -374,6 +375,11 @@ std::vector<display::Display> DesktopScreenX11::BuildDisplaysFromXRandRInfo() {
       if (is_primary_display)
         primary_display_index_ = displays.size();
 
+      // TODO(ccameron): Populate this based on this specific display.
+      // http://crbug.com/735613
+      display.set_color_space(
+          gfx::ICCProfile::FromBestMonitor().GetColorSpace());
+
       displays.push_back(display);
     }
   }