DO NOT MERGE. Get rid of the user feedback preference from Gingerbread.

Change-Id: I2f0dc3b0cba78c85249cb6cecc9b5c588de4f26b

java/res/xml/prefs.xml

@@ -51,13 +51,13 @@
             android:defaultValue="true"
             />
 
-    <CheckBoxPreference
+    <!-- <CheckBoxPreference
             android:key="enable_logging"
             android:title="@string/prefs_enable_log"
             android:summary="@string/prefs_description_log"
             android:persistent="true"
             android:defaultValue="false"
-            />
+            />-->
 
     <ListPreference
             android:key="settings_key"