Rename special dump properity so we can set it on user builds.
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index d2fd6a9..327fa3a 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -1321,7 +1321,7 @@
                 case KeyEvent.KEYCODE_HOME:
                     return true;
                 case KeyEvent.KEYCODE_VOLUME_DOWN:
-                    if (SystemProperties.getInt("launcher2.dumpstate", 0) != 0) {
+                    if (SystemProperties.getInt("debug.launcher2.dumpstate", 0) != 0) {
                         dumpState();
                         return true;
                     }