Assign taskbar EDU same interpolator as all apps.

This polishes closing both at the same time when they are on top of each
other.

Test: Manual
Bug: 217261955
Change-Id: Iecb8658b98debb0225d3b59da99ecb34d008971a

quickstep/src/com/android/launcher3/taskbar/TaskbarEduView.java

@@ -15,7 +15,7 @@
  */
 package com.android.launcher3.taskbar;
 
-import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE;
+import static com.android.launcher3.anim.Interpolators.EMPHASIZED;
 
 import android.animation.PropertyValuesHolder;
 import android.content.Context;
@@ -24,6 +24,7 @@ import android.provider.Settings;
 import android.util.AttributeSet;
 import android.util.Pair;
 import android.view.View;
+import android.view.animation.Interpolator;
 import android.widget.Button;
 
 import com.android.launcher3.Insettable;
@@ -65,6 +66,11 @@ public class TaskbarEduView extends AbstractSlideInView<TaskbarOverlayContext>
         handleClose(animate, mTaskbarEduCallbacks.getCloseDuration());
     }
 
+    @Override
+    protected Interpolator getIdleInterpolator() {
+        return EMPHASIZED;
+    }
+
     @Override
     protected boolean isOfType(int type) {
         return (type & TYPE_TASKBAR_EDUCATION_DIALOG) != 0;
@@ -157,7 +163,7 @@ public class TaskbarEduView extends AbstractSlideInView<TaskbarOverlayContext>
         mIsOpen = true;
         mOpenCloseAnimator.setValues(
                 PropertyValuesHolder.ofFloat(TRANSLATION_SHIFT, TRANSLATION_SHIFT_OPENED));
-        mOpenCloseAnimator.setInterpolator(AGGRESSIVE_EASE);
+        mOpenCloseAnimator.setInterpolator(EMPHASIZED);
         mOpenCloseAnimator.setDuration(mTaskbarEduCallbacks.getOpenDuration()).start();
     }