Merge "Clean Sms raw table when resetting network." into pi-dev

src/com/android/settings/ResetNetworkConfirm.java

@@ -32,9 +32,11 @@ import android.os.Bundle;
 import android.os.RecoverySystem;
 import android.os.UserHandle;
 import android.os.UserManager;
+import android.provider.Telephony;
 import android.support.annotation.VisibleForTesting;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -151,9 +153,20 @@ public class ResetNetworkConfirm extends InstrumentedFragment {
             ImsManager.factoryReset(context);
             restoreDefaultApn(context);
             esimFactoryReset(context, context.getPackageName());
+            // There has been issues when Sms raw table somehow stores orphan
+            // fragments. They lead to garbled message when new fragments come
+            // in and combied with those stale ones. In case this happens again,
+            // user can reset all network settings which will clean up this table.
+            cleanUpSmsRawTable(context);
         }
     };
 
+    private void cleanUpSmsRawTable(Context context) {
+        ContentResolver resolver = context.getContentResolver();
+        Uri uri = Uri.withAppendedPath(Telephony.Sms.CONTENT_URI, "raw/permanentDelete");
+        resolver.delete(uri, null, null);
+    }
+
     @VisibleForTesting
     void esimFactoryReset(Context context, String packageName) {
         if (mEraseEsim) {