Remove floating action button, minor refactor

app/src/main/java/com/canteeneo/NavDrawerActivity.java

@@ -57,19 +57,10 @@ public class NavDrawerActivity extends AppCompatActivity implements NavigationVi
         Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
 
-        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
-        fab.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                Snackbar.make(view, "Favorites Here :D", Snackbar.LENGTH_LONG)
-                        .setAction("Action", null).show();
-            }
-        });
-
         DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
         ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                 this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
-        drawer.setDrawerListener(toggle);
+        drawer.addDrawerListener(toggle);
         toggle.syncState();
 
         NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);