add fullscreen option

Change-Id: I88299c37a7e809492f806478f41365b56b2687be
diff --git a/res/values/strings.xml b/res/values/strings.xml
index c30eea8..63f5aef 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -647,6 +647,11 @@
     <string name="pref_use_instant_search_summary">
       Use Google Instant when you use Google Search, to show results as you
       type (this can increase data use).</string>
+    <string name="pref_lab_fullscreen">Fullscreen</string>
+    <!-- Summary for the fullscreen lab feature [CHAR LIMIT=120] -->
+    <string name="pref_lab_fullscreen_summary">
+      Use fullscreen mode to hide the status bar.</string>
+
     <!-- Title for a dialog displayed when the browser has a data connectivity
             problem -->
     <string name="browserFrameNetworkErrorLabel">Data connectivity problem</string>
diff --git a/res/xml/lab_preferences.xml b/res/xml/lab_preferences.xml
index b33052f..ee00463 100644
--- a/res/xml/lab_preferences.xml
+++ b/res/xml/lab_preferences.xml
@@ -26,4 +26,9 @@
         android:defaultValue="false"
         android:title="@string/pref_lab_most_visited_homepage"
         android:summary="@string/pref_lab_most_visited_homepage_summary" />
+    <CheckBoxPreference
+        android:key="fullscreen"
+        android:defaultValue="false"
+        android:title="@string/pref_lab_fullscreen"
+        android:summary="@string/pref_lab_fullscreen_summary" />
 </PreferenceScreen>