Revert "Removing insets controller animation as part of all-apps..."

Revert "Moving insets animation to StateHandler so that it can b..."

Revert submission 13810332-insetcontroller

Reason for revert: QsbLayout#getEditText() return object is changed, but extended class HotseatQsbWidget wasn't updated.

https://android-build.googleplex.com/builds/submitted/7197042/aosp_crosshatch-userdebug/latest/view/logs/build_error.log

Reverted Changes:
If6a088d14:Removing insets controller animation as part of al...
I296415604:Moving insets animation to StateHandler so that it...

Change-Id: I4eb33772acd887d6e1d92a9ecde41cf1e0687896

src/com/android/launcher3/allapps/search/AppsSearchContainerLayout.java

@@ -32,6 +32,7 @@ import android.view.KeyEvent;
 import android.view.View;
 import android.view.ViewGroup.MarginLayoutParams;
 import android.view.animation.Interpolator;
+import android.widget.EditText;
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
@@ -229,7 +230,7 @@ public class AppsSearchContainerLayout extends ExtendedEditText
     }
 
     @Override
-    public ExtendedEditText getEditText() {
+    public EditText getEditText() {
         return this;
     }
 }