Minor refactorings.

Change-Id: Ia0218bf86d142be80dd12d04de97da5d19293815
diff --git a/services/java/com/android/server/wm/WindowState.java b/services/java/com/android/server/wm/WindowState.java
index e0dad01b..8b8bddf 100644
--- a/services/java/com/android/server/wm/WindowState.java
+++ b/services/java/com/android/server/wm/WindowState.java
@@ -215,10 +215,12 @@
     int mXOffset;
     int mYOffset;
 
-    // This is set after IWindowSession.relayout() has been called at
-    // least once for the window.  It allows us to detect the situation
-    // where we don't yet have a surface, but should have one soon, so
-    // we can give the window focus before waiting for the relayout.
+    /**
+     * This is set after IWindowSession.relayout() has been called at
+     * least once for the window.  It allows us to detect the situation
+     * where we don't yet have a surface, but should have one soon, so
+     * we can give the window focus before waiting for the relayout.
+     */
     boolean mRelayoutCalled;
 
     // If the application has called relayout() with changes that can