WifiEnterpriseConfiguration: Do not print credentials in toString am: cc00f4d646 am: fa4bbf4ad6

am: df93deccf9

Change-Id: Iaeae846189a8f5fa38c5da988eec7879300f8ab5

wifi/java/android/net/wifi/WifiEnterpriseConfig.java

@@ -641,7 +641,9 @@ public class WifiEnterpriseConfig implements Parcelable {
     public String toString() {
         StringBuffer sb = new StringBuffer();
         for (String key : mFields.keySet()) {
-            sb.append(key).append(" ").append(mFields.get(key)).append("\n");
+            // Don't display password in toString().
+            String value = (key == PASSWORD_KEY) ? "<removed>" : mFields.get(key);
+            sb.append(key).append(" ").append(value).append("\n");
         }
         return sb.toString();
     }