Show notification when network logging is enabled

A notification is shown after network logging is enabled
and after the next three reboots that are at least one day apart.

Clicking it sends an intent to quick settings to shown its device monitoring
dialog.

Bug: 29748723
Bug: 33126577

Test: Manual, CTS-Verifier tests will be added later
Change-Id: I2bf517bd27ab23ad3f66270602dbf062efab8cbb
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index d8855c8..6b24a1e 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -519,6 +519,10 @@
         return mFooter;
     }
 
+    public void showDeviceMonitoringDialog() {
+        mFooter.showDeviceMonitoringDialog();
+    }
+
     private class H extends Handler {
         private static final int SHOW_DETAIL = 1;
         private static final int SET_TILE_VISIBILITY = 2;