Update README.md

Fixed code snippet to retrieve both serial number and EMEI number.

Author: ltrudu

README.md

@@ -211,7 +211,24 @@ Sample code if you need to get both device identifiers:
                  // The message contains the serial number
                  String mySerialNumber = message;
                  // We've got the serial number, now we can ask for the IMEINumber
-                 getIMEINumber(context);
+                 DIHelper.getIMEINumber(contextnew IDIResultCallbacks() {
+                    @Override
+                    public void onSuccess(String message) {
+                        // We've got an EMEI number
+                        String myIMEI = message;
+                    }
+
+                    @Override
+                    public void onError(String message) {
+                        // An error occurred
+                    }
+
+                    @Override
+                    public void onDebugStatus(String message) {
+                        // You can use this method to get verbose information
+                        // about what's happening behind the curtain
+                    }
+                });
              }
 
              @Override
@@ -220,7 +237,23 @@ Sample code if you need to get both device identifiers:
                 // Do something here with the error message
                 // We had an error with the Serial Number, but it
                 // doesn't prevent us from calling the getIMEINumber method
-                getIMEINumber(context);
+                DIHelper.getIMEINumber(contextnew IDIResultCallbacks() {
+                    @Override
+                    public void onSuccess(String message) {
+                        // We've got an EMEI number
+                        String myIMEI = message;
+                    }
+
+                    @Override
+                    public void onError(String message) {
+                        // An error occurred
+                    }
+
+                    @Override
+                    public void onDebugStatus(String message) {
+                        // You can use this method to get verbose information
+                        // about what's happening behind the curtain                    }
+                });
              }
 
              @Override