Don't show a blue glow when swiping recents

Bug: 5908113
diff --git a/packages/SystemUI/res/drawable/recents_thumbnail_fg.xml b/packages/SystemUI/res/drawable/recents_thumbnail_fg.xml
index 7033077..d683af9 100644
--- a/packages/SystemUI/res/drawable/recents_thumbnail_fg.xml
+++ b/packages/SystemUI/res/drawable/recents_thumbnail_fg.xml
@@ -16,6 +16,5 @@
 <selector xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@drawable/recents_thumbnail_bg_press" android:state_selected="true" />
     <item android:drawable="@drawable/recents_thumbnail_bg_press" android:state_pressed="true" />
-    <item android:drawable="@drawable/recents_thumbnail_bg_dragging" android:state_activated="true" />
     <item android:drawable="@*android:color/transparent"/>
 </selector>
diff --git a/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java b/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
index 97c9553..9f801b0 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
@@ -184,7 +184,6 @@
         mRecycledViews.add(v);
         mLinearLayout.removeView(v);
         mCallback.handleSwipe(v);
-        v.setActivated(false);
         // Restore the alpha/translation parameters to what they were before swiping
         // (for when these items are recycled)
         View contentView = getChildContentView(v);
@@ -196,11 +195,9 @@
         // We do this so the underlying ScrollView knows that it won't get
         // the chance to intercept events anymore
         requestDisallowInterceptTouchEvent(true);
-        v.setActivated(true);
     }
 
     public void onDragCancelled(View v) {
-        v.setActivated(false);
     }
 
     public View getChildAtPosition(MotionEvent ev) {
diff --git a/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java b/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
index f4e516c..c1597e0 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
@@ -191,7 +191,6 @@
         mRecycledViews.add(v);
         mLinearLayout.removeView(v);
         mCallback.handleSwipe(v);
-        v.setActivated(false);
         // Restore the alpha/translation parameters to what they were before swiping
         // (for when these items are recycled)
         View contentView = getChildContentView(v);
@@ -203,11 +202,9 @@
         // We do this so the underlying ScrollView knows that it won't get
         // the chance to intercept events anymore
         requestDisallowInterceptTouchEvent(true);
-        v.setActivated(true);
     }
 
     public void onDragCancelled(View v) {
-        v.setActivated(false);
     }
 
     public View getChildAtPosition(MotionEvent ev) {