Re-introduce the partial magnifier

chrome/browser/chromeos/accessibility/accessibility_util.h

Index: chrome/browser/chromeos/accessibility/accessibility_util.h
diff --git a/chrome/browser/chromeos/accessibility/accessibility_util.h b/chrome/browser/chromeos/accessibility/accessibility_util.h
index e672b5d96f909ce718bcbb6618d5c9e0928ad1ad..e70d60d2292b64f0115215da91bc9903dcb57e64 100644
--- a/chrome/browser/chromeos/accessibility/accessibility_util.h
+++ b/chrome/browser/chromeos/accessibility/accessibility_util.h
@@ -24,9 +24,19 @@ struct AccessibilityStatusEventDetails {
   AccessibilityStatusEventDetails(
       bool enabled, ash::AccessibilityNotificationVisibility notify)
     : enabled(enabled),
+      magnifier_type(ash::kDefaultMagnifierType),
+      notify(notify) {}
+
+  AccessibilityStatusEventDetails(
+      bool enabled,
+      ash::MagnifierType magnifier_type,
+      ash::AccessibilityNotificationVisibility notify)
+    : enabled(enabled),
+      magnifier_type(magnifier_type),
       notify(notify) {}
 
   bool enabled;
+  ash::MagnifierType magnifier_type;
   ash::AccessibilityNotificationVisibility notify;
 };
 
@@ -64,12 +74,6 @@ bool IsHighContrastEnabled();
 // Returns true if the Virtual Keyboard is enabled, or false if not.
 bool IsVirtualKeyboardEnabled();
 
-// Translates from a string to MagnifierType.
-ash::MagnifierType MagnifierTypeFromName(const char type_name[]);
-
-// Translates from a MagnifierType to type string.
-const char* ScreenMagnifierNameFromType(ash::MagnifierType type);
-
 // Speaks the given text if the accessibility pref is already set.
 void MaybeSpeak(const std::string& utterance);