am 27f752e: Merge "WindowManager shouldn\'t layout non-visible windows" into jb-mr1-dev

* commit '27f752eb1d5c0f92fb38e7d6d0ea20b3b3b26a02':
  WindowManager shouldn't layout non-visible windows

Author: chethaase

services/java/com/android/server/wm/WindowManagerService.java

@@ -8379,7 +8379,7 @@ private final void performLayoutLockedInner(final DisplayContent displayContent,
             // windows, since that means "perform layout as normal,
             // just don't display").
             if (!gone || !win.mHaveFrame || win.mLayoutNeeded
-                    || win.isConfigChanged()
+                    || (win.mAttrs.type == TYPE_KEYGUARD && win.isConfigChanged())
                     || win.mAttrs.type == TYPE_UNIVERSE_BACKGROUND) {
                 if (!win.mLayoutAttached) {
                     if (initial) {