remove test URL for ChinaList

mobile/src/main/java/com/github/shadowsocks/MainActivity.kt

@@ -166,9 +166,7 @@ class MainActivity : AppCompatActivity(), ShadowsocksConnection.Interface, Drawe
      */
     private fun testConnection(id: Int) {
         val (success, result) = try {
-            val urlString = when (app.currentProfile!!.route) {
-                Acl.CHINALIST -> DataStore.testUrlChinaList
-                else -> DataStore.testUrl}
+            val urlString = DataStore.testUrl
             val url = URL(urlString)
             if (url.protocol != "https")
                 throw MalformedURLException(getString(R.string.connection_test_url_non_https, urlString))

mobile/src/main/java/com/github/shadowsocks/preference/DataStore.kt

@@ -54,9 +54,6 @@ object DataStore {
     var testUrl: String
         get() = publicStore.getString(Key.testUrl) ?: "https://www.google.com/generate_204"
         set(value) = publicStore.putString(Key.testUrl, value)
-    var testUrlChinaList: String
-        get() = publicStore.getString(Key.testUrlChinaList) ?: "https://www.qualcomm.cn/generate_204"
-        set(value) = publicStore.putString(Key.testUrlChinaList, value)
     var serviceMode: String
         get() = publicStore.getString(Key.serviceMode) ?: Key.modeVpn
         set(value) = publicStore.putString(Key.serviceMode, value)
@@ -73,7 +70,6 @@ object DataStore {
     fun initGlobal() {
         // temporary workaround for support lib bug
         if (publicStore.getString(Key.testUrl) == null) testUrl = testUrl
-        if (publicStore.getString(Key.testUrlChinaList) == null) testUrlChinaList = testUrlChinaList
         if (publicStore.getString(Key.serviceMode) == null) serviceMode = serviceMode
         if (publicStore.getString(Key.portProxy) == null) portProxy = portProxy
         if (publicStore.getString(Key.portLocalDns) == null) portLocalDns = portLocalDns

mobile/src/main/java/com/github/shadowsocks/utils/Constants.kt

@@ -50,7 +50,6 @@ object Key {
     const val udpdns = "isUdpDns"
     const val ipv6 = "isIpv6"
     const val testUrl = "testUrl"
-    const val testUrlChinaList = "testUrlChinaList"
 
     const val host = "proxy"
     const val password = "sitekey"