Always have a wallpaper service running.
diff --git a/services/java/com/android/server/WindowManagerService.java b/services/java/com/android/server/WindowManagerService.java
index b0f049e..89b8ced 100644
--- a/services/java/com/android/server/WindowManagerService.java
+++ b/services/java/com/android/server/WindowManagerService.java
@@ -9489,6 +9489,7 @@
             pw.print("  mFocusedApp="); pw.println(mFocusedApp);
             pw.print("  mInputMethodTarget="); pw.println(mInputMethodTarget);
             pw.print("  mInputMethodWindow="); pw.println(mInputMethodWindow);
+            pw.print("  mWallpaperTarget="); pw.println(mWallpaperTarget);
             pw.print("  mInTouchMode="); pw.println(mInTouchMode);
             pw.print("  mSystemBooted="); pw.print(mSystemBooted);
                     pw.print(" mDisplayEnabled="); pw.println(mDisplayEnabled);