Remove trailing whitespace from system ui.

Baseline existing .java files, no excuses going forward.

Change-Id: I4bd0f25bbda6f2ec832e34ef5c70d4830bf07f99
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
index e5816cd..93fb14f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
@@ -192,7 +192,7 @@
                 return formatted;
             }
         }
- 
+
         return result;
 
     }