Don't prevent animations in power save mode

Now that batter saver mode doesn't get rid of animations in P, we
shouldn't use custom logic to prevent them either.

Also updated ATLEAST_P to use version code.

Bug: 79990054
Change-Id: If17cf369035c976f3d9d81f35432a045f1956ce5
diff --git a/src/com/android/launcher3/AbstractFloatingView.java b/src/com/android/launcher3/AbstractFloatingView.java
index 5a1c158..9ab1512 100644
--- a/src/com/android/launcher3/AbstractFloatingView.java
+++ b/src/com/android/launcher3/AbstractFloatingView.java
@@ -101,7 +101,7 @@
     }
 
     public final void close(boolean animate) {
-        animate &= !Utilities.isPowerSaverOn(getContext());
+        animate &= !Utilities.isPowerSaverPreventingAnimation(getContext());
         handleClose(animate);
         BaseActivity.fromContext(getContext()).getUserEventDispatcher()
                 .resetElapsedContainerMillis("container closed");
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 7979082..6c2fd8e 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -1980,7 +1980,7 @@
             // Animations are disabled in power save mode, causing the repeated animation to jump
             // spastically between beginning and end states. Since this looks bad, we don't repeat
             // the animation in power save mode.
-            if (!Utilities.isPowerSaverOn(getContext())) {
+            if (!Utilities.isPowerSaverPreventingAnimation(getContext())) {
                 va.setRepeatMode(ValueAnimator.REVERSE);
                 va.setRepeatCount(ValueAnimator.INFINITE);
             }
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 006dc95..4bd9a9b 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -39,7 +39,6 @@
 import android.os.Message;
 import android.os.PowerManager;
 import android.os.TransactionTooLargeException;
-import android.support.v4.os.BuildCompat;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.TextUtils;
@@ -83,7 +82,8 @@
     private static final Matrix sMatrix = new Matrix();
     private static final Matrix sInverseMatrix = new Matrix();
 
-    public static final boolean ATLEAST_P = BuildCompat.isAtLeastP();
+    public static final boolean ATLEAST_P =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.P;
 
     public static final boolean ATLEAST_OREO_MR1 =
             Build.VERSION.SDK_INT >= Build.VERSION_CODES.O_MR1;
@@ -492,7 +492,11 @@
                 LauncherFiles.DEVICE_PREFERENCES_KEY, Context.MODE_PRIVATE);
     }
 
-    public static boolean isPowerSaverOn(Context context) {
+    public static boolean isPowerSaverPreventingAnimation(Context context) {
+        if (ATLEAST_P) {
+            // Battery saver mode no longer prevents animations.
+            return false;
+        }
         PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
         return powerManager.isPowerSaveMode();
     }