Schematize Display system properties

Properties accessed across partitions are now schematized and will
become APIs to make explicit interfaces among partitions.

Bug: 117924132
Test: m -j
Change-Id: I83b40ddfcde32d8d03fae73f5c252013933c466c

1 files changed, 4 insertions, 8 deletions

diff --git a/src/com/android/settings/development/ForceMSAAPreferenceController.java b/src/com/android/settings/development/ForceMSAAPreferenceController.java
index be6efca877..ce539c7939 100644
--- a/src/com/android/settings/development/ForceMSAAPreferenceController.java
+++ b/src/com/android/settings/development/ForceMSAAPreferenceController.java
@@ -17,7 +17,7 @@
 package com.android.settings.development;
 
 import android.content.Context;
-import android.os.SystemProperties;
+import android.sysprop.DisplayProperties;
 
 import androidx.annotation.VisibleForTesting;
 import androidx.preference.Preference;
@@ -32,9 +32,6 @@ public class ForceMSAAPreferenceController extends DeveloperOptionsPreferenceCon
 
     private static final String FORCE_MSAA_KEY = "force_msaa";
 
-    @VisibleForTesting
-    static final String MSAA_PROPERTY = "debug.egl.force_msaa";
-
     public ForceMSAAPreferenceController(Context context) {
         super(context);
     }
@@ -47,22 +44,21 @@ public class ForceMSAAPreferenceController extends DeveloperOptionsPreferenceCon
     @Override
     public boolean onPreferenceChange(Preference preference, Object newValue) {
         final boolean isEnabled = (Boolean) newValue;
-        SystemProperties.set(MSAA_PROPERTY,
-                isEnabled ? Boolean.toString(true) : Boolean.toString(false));
+        DisplayProperties.debug_force_msaa(isEnabled);
         SystemPropPoker.getInstance().poke();
         return true;
     }
 
     @Override
     public void updateState(Preference preference) {
-        final boolean isEnabled = SystemProperties.getBoolean(MSAA_PROPERTY, false /* default */);
+        final boolean isEnabled = DisplayProperties.debug_force_msaa().orElse(false);
         ((SwitchPreference) mPreference).setChecked(isEnabled);
     }
 
     @Override
     protected void onDeveloperOptionsSwitchDisabled() {
         super.onDeveloperOptionsSwitchDisabled();
-        SystemProperties.set(MSAA_PROPERTY, Boolean.toString(false));
+        DisplayProperties.debug_force_msaa(false);
         ((SwitchPreference) mPreference).setChecked(false);
     }
 }