Rename Settings to SettingsFragment

Change-Id: If5bc53efc67be507663091de0f569f604c03e719
diff --git a/java/src/com/android/inputmethod/latin/SettingsActivity.java b/java/src/com/android/inputmethod/latin/SettingsActivity.java
index 0d3c8eb..3aeb101 100644
--- a/java/src/com/android/inputmethod/latin/SettingsActivity.java
+++ b/java/src/com/android/inputmethod/latin/SettingsActivity.java
@@ -20,7 +20,7 @@
 import android.preference.PreferenceActivity;
 
 public final class SettingsActivity extends PreferenceActivity {
-    private static final String DEFAULT_FRAGMENT = Settings.class.getName();
+    private static final String DEFAULT_FRAGMENT = SettingsFragment.class.getName();
 
     @Override
     public Intent getIntent() {