Disable time consuming debugging code.

Scanning bitmaps for monochromicity takes time. Lots of time. Don't do
it.

Fixes bug 11366278.

Change-Id: I7a8ad42751311fc39efc27fb4c51522fc1ba0523
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java
index 55d2e5d..4011b79 100644
--- a/services/java/com/android/server/wm/WindowManagerService.java
+++ b/services/java/com/android/server/wm/WindowManagerService.java
@@ -5723,7 +5723,7 @@
         canvas.drawBitmap(rawss, matrix, null);
         canvas.setBitmap(null);
 
-        if (true || DEBUG_SCREENSHOT) {
+        if (DEBUG_SCREENSHOT) {
             // TEST IF IT's ALL BLACK
             int[] buffer = new int[bm.getWidth() * bm.getHeight()];
             bm.getPixels(buffer, 0, bm.getWidth(), 0, 0, bm.getWidth(), bm.getHeight());