update sdk to version 28, update dependencies, fix potential memory leaks

1 files changed, 1 insertions, 2 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/BitmaskApp.java b/app/src/main/java/se/leap/bitmaskclient/BitmaskApp.java
index 6484d0ee..fd9aa029 100644
--- a/app/src/main/java/se/leap/bitmaskclient/BitmaskApp.java
+++ b/app/src/main/java/se/leap/bitmaskclient/BitmaskApp.java
@@ -19,7 +19,6 @@ public class BitmaskApp extends MultiDexApplication {
     private final static String TAG = BitmaskApp.class.getSimpleName();
     private RefWatcher refWatcher;
     private ProviderObservable providerObservable;
-    private SharedPreferences preferences;
 
 
     @Override
@@ -33,7 +32,7 @@ public class BitmaskApp extends MultiDexApplication {
         refWatcher = LeakCanary.install(this);
         // Normal app init code...*/
         PRNGFixes.apply();
-        preferences = getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
+        SharedPreferences preferences = getSharedPreferences(SHARED_PREFERENCES, MODE_PRIVATE);
         providerObservable = ProviderObservable.getInstance();
         providerObservable.updateProvider(getSavedProviderFromSharedPreferences(preferences));
         EipSetupObserver.init(this, preferences);