Removing some autoboxing during property animation

Change-Id: Ibd6f20c565a4d66dc6d606b3f0bbc96fec66fe56

src/com/android/launcher3/allapps/PluginHeaderRow.java

@@ -15,10 +15,11 @@
  */
 package com.android.launcher3.allapps;
 
-import static android.view.View.ALPHA;
 import static android.view.View.INVISIBLE;
 import static android.view.View.VISIBLE;
 
+import static com.android.launcher3.LauncherAnimUtils.VIEW_ALPHA;
+
 import android.graphics.Rect;
 import android.view.View;
 import android.view.animation.Interpolator;
@@ -67,7 +68,7 @@ public class PluginHeaderRow implements FloatingHeaderRow {
     public void setContentVisibility(boolean hasHeaderExtra, boolean hasAllAppsContent,
             PropertySetter setter, Interpolator headerFade, Interpolator allAppsFade) {
         // Don't use setViewAlpha as we want to control the visibility ourselves.
-        setter.setFloat(mView, ALPHA, hasAllAppsContent ? 1 : 0, headerFade);
+        setter.setFloat(mView, VIEW_ALPHA, hasAllAppsContent ? 1 : 0, headerFade);
     }
 
     @Override