Reregister GCM on every app start

Fixes #5531
// FREEBIE

src/org/thoughtcrime/securesms/ApplicationContext.java

@@ -78,7 +78,6 @@ public class ApplicationContext extends MultiDexApplication implements Dependenc
   @Override
   public void onCreate() {
     super.onCreate();
-    initializeDeveloperBuild();
     initializeRandomNumberFix();
     initializeLogging();
     initializeDependencyInjection();
@@ -109,15 +108,6 @@ public class ApplicationContext extends MultiDexApplication implements Dependenc
     return expiringMessageManager;
   }
 
-  private void initializeDeveloperBuild() {
-    if (BuildConfig.DEV_BUILD) {
-      StrictMode.setThreadPolicy(new ThreadPolicy.Builder().detectAll()
-                                                           .penaltyLog()
-                                                           .build());
-      StrictMode.setVmPolicy(new VmPolicy.Builder().detectAll().penaltyLog().build());
-    }
-  }
-
   private void initializeRandomNumberFix() {
     PRNGFixes.apply();
   }
@@ -150,9 +140,7 @@ public class ApplicationContext extends MultiDexApplication implements Dependenc
   }
 
   private void initializeGcmCheck() {
-    if (TextSecurePreferences.isPushRegistered(this) &&
-        TextSecurePreferences.getGcmRegistrationId(this) == null)
-    {
+    if (TextSecurePreferences.isPushRegistered(this)) {
       this.jobManager.add(new GcmRefreshJob(this));
     }
   }

src/org/thoughtcrime/securesms/jobs/GcmRefreshJob.java

@@ -62,10 +62,7 @@ public class GcmRefreshJob extends ContextJob implements InjectableType {
   public void onRun() throws Exception {
     if (TextSecurePreferences.isGcmDisabled(context)) return;
 
-    String registrationId = TextSecurePreferences.getGcmRegistrationId(context);
-
-    if (registrationId == null) {
-      Log.w(TAG, "GCM registrationId expired, reregistering...");
+    Log.w(TAG, "Reregistering GCM...");
     int result = GooglePlayServicesUtil.isGooglePlayServicesAvailable(context);
 
     if (result != ConnectionResult.SUCCESS) {
@@ -84,7 +81,6 @@ public class GcmRefreshJob extends ContextJob implements InjectableType {
       TextSecurePreferences.setWebsocketRegistered(context, true);
     }
   }
-  }
 
   @Override
   public void onCanceled() {