Make QS light

Test: visual
Change-Id: I873bc44647d509bad0ac035058ea13ac57717416
Fixes: 37213814
Fixes: 37008758
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index 2e6116d..38485c7 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -32,6 +32,7 @@
 import android.widget.LinearLayout;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settingslib.Utils;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.plugins.qs.DetailAdapter;
@@ -118,7 +119,8 @@
 
     protected void addDivider() {
         mDivider = LayoutInflater.from(mContext).inflate(R.layout.qs_divider, this, false);
-        mDivider.setBackgroundColor(getColorForState(mContext, Tile.STATE_INACTIVE));
+        mDivider.setBackgroundColor(Utils.applyAlpha(mDivider.getAlpha(),
+                getColorForState(mContext, Tile.STATE_ACTIVE)));
         addView(mDivider);
     }