Magnifier border is now more visible on light backgrounds.

chrome/browser/ui/ash/palette_delegate_chromeos.cc

Index: chrome/browser/ui/ash/palette_delegate_chromeos.cc
diff --git a/chrome/browser/ui/ash/palette_delegate_chromeos.cc b/chrome/browser/ui/ash/palette_delegate_chromeos.cc
index 9e74b3cb72b0853c873bedc748170b5dc54cf732..ec2defa2b0379677466d5c8050a0e27dfde46082 100644
--- a/chrome/browser/ui/ash/palette_delegate_chromeos.cc
+++ b/chrome/browser/ui/ash/palette_delegate_chromeos.cc
@@ -4,6 +4,11 @@
 
 #include "chrome/browser/ui/ash/palette_delegate_chromeos.h"
 
+#include "ash/accelerators/accelerator_controller_delegate_aura.h"
+#include "ash/magnifier/partial_magnification_controller.h"
+#include "ash/screenshot_delegate.h"
+#include "ash/shell.h"
+#include "ash/utility/screenshot_controller.h"
 #include "chrome/browser/chromeos/note_taking_app_utils.h"
 #include "chrome/browser/profiles/profile_manager.h"
 
@@ -28,4 +33,29 @@ bool PaletteDelegateChromeOS::HasNoteApp() {
   return chromeos::IsNoteTakingAppAvailable(GetProfile());
 }
 
+void PaletteDelegateChromeOS::SetPartialMagnifierState(bool enabled) {
+  ash::PartialMagnificationController* controller =
+      ash::Shell::GetInstance()->partial_magnification_controller();
+  controller->SetEnabled(enabled);
+}
+
+void PaletteDelegateChromeOS::TakeScreenshot() {
+  auto* screenshot_delegate = ash::Shell::GetInstance()
+                                  ->accelerator_controller_delegate()
+                                  ->screenshot_delegate();
+  screenshot_delegate->HandleTakeScreenshotForAllRootWindows();
+}
+
+void PaletteDelegateChromeOS::TakePartialScreenshot() {
+  auto* screenshot_controller =
+      ash::Shell::GetInstance()->screenshot_controller();
+  auto* screenshot_delegate = ash::Shell::GetInstance()
+                                  ->accelerator_controller_delegate()
+                                  ->screenshot_delegate();
+
+  screenshot_controller->set_pen_events_only(true);
+  screenshot_controller->StartPartialScreenshotSession(
+      screenshot_delegate, false /* draw_overlay_immediately */);
+}
+
 }  // namespace chromeos