Support for "Do Not Track" in chinese

Change-Id: Ib9f16c7d27b51b5d7b88dba4eedf989b3d2bb8e5
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index c2114cd..32b2a58 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -147,6 +147,8 @@
     <string name="pref_allow_media_downloads">"允许多媒体下载"</string>
     <string name="version">"版本"</string>
     <string name="max_url_character_limit_msg">"达到最大输入长度"</string>
+    <string name="pref_do_not_track">"不跟踪"</string>
+    <string name="pref_do_not_track_summary">"随浏览流量发送"请勿跟踪"请求"</string>
 
 
   <string-array name="pref_content_plugins_choices">