color: Ensure solid color IOSurface layers are sRGB

ui/display/mac/screen_mac.mm

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/display/screen.h"
 
 #import <ApplicationServices/ApplicationServices.h>
 #import <Cocoa/Cocoa.h>
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 
+#include "base/command_line.h"
 #include "base/logging.h"
 #include "base/mac/mac_util.h"
 #include "base/mac/sdk_forward_declarations.h"
 #include "base/macros.h"
 #include "base/timer/timer.h"
 #include "ui/display/display.h"
 #include "ui/display/display_change_notifier.h"
 #include "ui/gfx/mac/coordinate_conversion.h"
+#include "ui/gfx/switches.h"
 
 extern "C" {
 Boolean CGDisplayUsesForceToGray(void);
 }
 
 namespace display {
 namespace {
 
 // The delay to handle the display configuration changes.
 // See comments in ScreenMac::HandleDisplayReconfiguration.
@@ skipping 42 matching lines @@
 
   if (Display::HasForceDeviceScaleFactor())
     scale = Display::GetForcedDeviceScaleFactor();
 
   display.set_device_scale_factor(scale);
 
   // On Sierra, we need to operate in a single screen's color space because
   // IOSurfaces do not opt-out of color correction.
   // https://crbug.com/654488
   CGColorSpaceRef color_space = [[screen colorSpace] CGColorSpace];
-  if (base::mac::IsAtLeastOS10_12())
+  static bool color_correct_rendering_enabled =
+      base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kEnableColorCorrectRendering);
+  if (base::mac::IsAtLeastOS10_12() && !color_correct_rendering_enabled)
     color_space = base::mac::GetSystemColorSpace();
 
   display.set_icc_profile(gfx::ICCProfile::FromCGColorSpace(color_space));
   display.set_color_depth(NSBitsPerPixelFromDepth([screen depth]));
   display.set_depth_per_component(NSBitsPerSampleFromDepth([screen depth]));
   display.set_is_monochrome(CGDisplayUsesForceToGray());
 
   // CGDisplayRotation returns a double. Display::SetRotationAsDegree will
   // handle the unexpected situations were the angle is not a multiple of 90.
   display.SetRotationAsDegree(static_cast<int>(CGDisplayRotation(display_id)));
@@ skipping 238 matching lines @@
   return window;
 }
 
 #if !defined(USE_AURA)
 Screen* CreateNativeScreen() {
   return new ScreenMac;
 }
 #endif
 
 }  // namespace display