Default encoding to UTF-8

Change-Id: Ie853d0b1a77406498494efd7b7f527780c9678d3
diff --git a/src/com/android/browser/BrowserSettings.java b/src/com/android/browser/BrowserSettings.java
index 8456045..319ded5 100644
--- a/src/com/android/browser/BrowserSettings.java
+++ b/src/com/android/browser/BrowserSettings.java
@@ -308,7 +308,7 @@
             if (!mPrefs.contains(PREF_DEFAULT_TEXT_ENCODING)) {
                 if (!"default".equals(browserRes)) {
                     mPrefs.edit().putString(PREF_DEFAULT_TEXT_ENCODING,
-                            "GBK").apply();
+                            "UTF-8").apply();
                 }
             }
             if (sFactoryResetUrl.indexOf("{CID}") != -1) {