Added notification color to all system notifications

Bug: 17128331
Change-Id: I81a94510ef51b99916f314c0dd65852426a1fbeb
diff --git a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
index bb5243c..9e5fa41 100644
--- a/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/core/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -791,6 +791,8 @@
         final Notification.Builder builder = new Notification.Builder(mContext);
         builder.setOnlyAlertOnce(true);
         builder.setWhen(0L);
+        builder.setColor(mContext.getResources().getColor(
+                com.android.internal.R.color.system_notification_accent_color));
 
         final Resources res = mContext.getResources();
         switch (type) {
@@ -916,6 +918,8 @@
         builder.setTicker(title);
         builder.setContentTitle(title);
         builder.setContentText(body);
+        builder.setColor(mContext.getResources().getColor(
+                com.android.internal.R.color.system_notification_accent_color));
 
         final Intent intent = buildAllowBackgroundDataIntent();
         builder.setContentIntent(