diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index ee2596bd2b9fd..3f1789bf9d884 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -5163,16 +5163,6 @@ public final class Settings {
         public static final String ACCESSIBILITY_SOFT_KEYBOARD_MODE =
                 "accessibility_soft_keyboard_mode";
 
-        /**
-         * Should we disable all animations when accessibility is turned on. On low-power devices
-         * like Android Wear, the performance makes the device unusable. Turning off animations
-         * is a partial fix.
-         *
-         * @hide
-         */
-        public static final String ACCESSIBILITY_DISABLE_ANIMATIONS =
-                "accessibility_disable_animations";
-
         /**
          * Default soft keyboard behavior.
          *
@@ -6451,7 +6441,6 @@ public final class Settings {
             ACCESSIBILITY_CAPTIONING_TYPEFACE,
             ACCESSIBILITY_CAPTIONING_FONT_SCALE,
             ACCESSIBILITY_CAPTIONING_WINDOW_COLOR,
-            ACCESSIBILITY_DISABLE_ANIMATIONS,
             TTS_USE_DEFAULTS,
             TTS_DEFAULT_RATE,
             TTS_DEFAULT_PITCH,
diff --git a/packages/SettingsProvider/res/values/defaults.xml b/packages/SettingsProvider/res/values/defaults.xml
index c459571616d81..a536874b750b6 100644
--- a/packages/SettingsProvider/res/values/defaults.xml
+++ b/packages/SettingsProvider/res/values/defaults.xml
@@ -220,7 +220,4 @@
 
     <!-- Default setting for ability to add users from the lock screen -->
     <bool name="def_add_users_from_lockscreen">false</bool>
-
-    <!-- Default setting for disable animations when accessibility is turned on. -->
-    <bool name="def_accessibility_disable_animations">false</bool>
 </resources>
diff --git a/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java b/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java
index 07bcce67c87ec..d55bb4f44aa5f 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java
@@ -2484,9 +2484,6 @@ class DatabaseHelper extends SQLiteOpenHelper {
             loadStringSetting(stmt, Settings.Secure.ACCESSIBILITY_SCREEN_READER_URL,
                     R.string.def_accessibility_screen_reader_url);
 
-            loadBooleanSetting(stmt, Settings.Secure.ACCESSIBILITY_DISABLE_ANIMATIONS,
-                    R.bool.def_accessibility_disable_animations);
-
             if (SystemProperties.getBoolean("ro.lockscreen.disable.default", false) == true) {
                 loadSetting(stmt, Settings.System.LOCKSCREEN_DISABLED, "1");
             } else {
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 5dad9c4e3ce88..ca2610af3f661 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -350,13 +350,11 @@ public class WindowManagerService extends IWindowManager.Stub
 
     // Enums for animation scale update types.
     @Retention(RetentionPolicy.SOURCE)
-    @IntDef({WINDOW_ANIMATION_SCALE, TRANSITION_ANIMATION_SCALE, ANIMATION_DURATION_SCALE,
-            ACCESSIBILITY_CHANGED})
+    @IntDef({WINDOW_ANIMATION_SCALE, TRANSITION_ANIMATION_SCALE, ANIMATION_DURATION_SCALE})
     private @interface UpdateAnimationScaleMode {};
     private static final int WINDOW_ANIMATION_SCALE = 0;
     private static final int TRANSITION_ANIMATION_SCALE = 1;
     private static final int ANIMATION_DURATION_SCALE = 2;
-    private static final int ACCESSIBILITY_CHANGED = 3;
 
     final private KeyguardDisableHandler mKeyguardDisableHandler;
 
@@ -671,8 +669,6 @@ public class WindowManagerService extends IWindowManager.Stub
                 Settings.Global.getUriFor(Settings.Global.TRANSITION_ANIMATION_SCALE);
         private final Uri mAnimationDurationScaleUri =
                 Settings.Global.getUriFor(Settings.Global.ANIMATOR_DURATION_SCALE);
-        private final Uri mAccessibilityEnabledUri =
-                Settings.Secure.getUriFor(Settings.Secure.ACCESSIBILITY_ENABLED);
 
         public SettingsObserver() {
             super(new Handler());
@@ -685,8 +681,6 @@ public class WindowManagerService extends IWindowManager.Stub
                     UserHandle.USER_ALL);
             resolver.registerContentObserver(mAnimationDurationScaleUri, false, this,
                     UserHandle.USER_ALL);
-            resolver.registerContentObserver(mAccessibilityEnabledUri, false, this,
-                    UserHandle.USER_ALL);
         }
 
         @Override
@@ -706,9 +700,6 @@ public class WindowManagerService extends IWindowManager.Stub
                     mode = TRANSITION_ANIMATION_SCALE;
                 } else if (mAnimationDurationScaleUri.equals(uri)) {
                     mode = ANIMATION_DURATION_SCALE;
-                } else if (mAccessibilityEnabledUri.equals(uri)) {
-                    // Change all of them.
-                    mode = ACCESSIBILITY_CHANGED;
                 } else {
                     // Ignoring unrecognized content changes
                     return;
@@ -1007,12 +998,13 @@ public class WindowManagerService extends IWindowManager.Stub
             public void onLowPowerModeChanged(boolean enabled) {
                 synchronized (mWindowMap) {
                     if (mAnimationsDisabled != enabled && !mAllowAnimationsInLowPowerMode) {
-                        setShouldAnimationsDisabled(enabled);
+                        mAnimationsDisabled = enabled;
+                        dispatchNewAnimatorScaleLocked(null);
                     }
                 }
             }
         });
-        setShouldAnimationsDisabled(mPowerManagerInternal.getLowPowerModeEnabled());
+        mAnimationsDisabled = mPowerManagerInternal.getLowPowerModeEnabled();
         mScreenFrozenLock = mPowerManager.newWakeLock(
                 PowerManager.PARTIAL_WAKE_LOCK, "SCREEN_FROZEN");
         mScreenFrozenLock.setReferenceCounted(false);
@@ -1095,18 +1087,6 @@ public class WindowManagerService extends IWindowManager.Stub
         }
     }
 
-    private void setShouldAnimationsDisabled(boolean isLowPowerEnabled) {
-        boolean accessibilityEnabled = Settings.Secure.getInt(mContext.getContentResolver(),
-                Settings.Secure.ACCESSIBILITY_ENABLED, 0) == 1;
-        boolean disableAnimationsWhenAccessibility = Settings.Secure.getInt(
-                mContext.getContentResolver(),
-                Settings.Secure.ACCESSIBILITY_DISABLE_ANIMATIONS, 0) == 1;
-
-        mAnimationsDisabled = isLowPowerEnabled ||
-                (accessibilityEnabled && disableAnimationsWhenAccessibility);
-        dispatchNewAnimatorScaleLocked(null);
-    }
-
     private void placeWindowAfter(WindowState pos, WindowState window) {
         final WindowList windows = pos.getWindowList();
         final int i = windows.indexOf(pos);
@@ -8610,11 +8590,6 @@ public class WindowManagerService extends IWindowManager.Stub
                             dispatchNewAnimatorScaleLocked(null);
                             break;
                         }
-                        case ACCESSIBILITY_CHANGED: {
-                            setShouldAnimationsDisabled(
-                                    mPowerManagerInternal.getLowPowerModeEnabled());
-                        }
-                        break;
                     }
                     break;
                 }