Add metrics logging for fingerprint swipe for notification panel.

Add metrics log when fingerprint swipe to expand/collapse notification
panel is handled, and increment the notification and quick setting open
count correspondingly.

Bug: 29257528
Change-Id: Ic24c6463a4400711874602157e2fcadc7f0f6da6
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 64f205d..768e5f2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -81,8 +81,8 @@
 
     private static final float LOCK_ICON_ACTIVE_SCALE = 1.2f;
 
-    private static final String COUNTER_PANEL_OPEN = "panel_open";
-    private static final String COUNTER_PANEL_OPEN_QS = "panel_open_qs";
+    static final String COUNTER_PANEL_OPEN = "panel_open";
+    static final String COUNTER_PANEL_OPEN_QS = "panel_open_qs";
     private static final String COUNTER_PANEL_OPEN_PEEK = "panel_open_peek";
 
     private static final Rect mDummyDirtyRect = new Rect(0, 0, 1, 1);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index b623f19..c703128 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -2628,12 +2628,16 @@
         if (!mUserSetup) return;
 
         if (KeyEvent.KEYCODE_SYSTEM_NAVIGATION_UP == key) {
+            MetricsLogger.action(mContext, MetricsEvent.ACTION_SYSTEM_NAVIGATION_KEY_UP);
             mNotificationPanel.collapse(false /* delayed */, 1.0f /* speedUpFactor */);
         } else if (KeyEvent.KEYCODE_SYSTEM_NAVIGATION_DOWN == key) {
+            MetricsLogger.action(mContext, MetricsEvent.ACTION_SYSTEM_NAVIGATION_KEY_DOWN);
             if (mNotificationPanel.isFullyCollapsed()) {
                 mNotificationPanel.expand(true /* animate */);
+                MetricsLogger.count(mContext, NotificationPanelView.COUNTER_PANEL_OPEN, 1);
             } else if (!mNotificationPanel.isInSettings() && !mNotificationPanel.isExpanding()){
                 mNotificationPanel.flingSettings(0 /* velocity */, true /* expand */);
+                MetricsLogger.count(mContext, NotificationPanelView.COUNTER_PANEL_OPEN_QS, 1);
             }
         }