Fixed crash in PanelView dump

Bugreports crashed when dumping PanelView.

Bug: 13872972
Change-Id: I3bd2b5321dd208766248f6506c5592190366e5ea
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
index 3c8af30..ec35d41 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelView.java
@@ -793,7 +793,7 @@
     }
 
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
-        pw.println(String.format("[PanelView(%s): expandedHeight=%f maxPanelHeight=%f closing=%s"
+        pw.println(String.format("[PanelView(%s): expandedHeight=%f maxPanelHeight=%d closing=%s"
                 + " tracking=%s rubberbanding=%s justPeeked=%s peekAnim=%s%s timeAnim=%s%s"
                 + "]",
                 this.getClass().getSimpleName(),