remove unecessary method

Author: maxme

WordPress/src/main/java/org/wordpress/android/WordPress.java

@@ -13,7 +13,6 @@
 import android.os.Bundle;
 import android.os.StrictMode;
 import android.os.SystemClock;
-import android.support.multidex.MultiDex;
 import android.support.multidex.MultiDexApplication;
 import android.text.TextUtils;
 import android.util.AndroidRuntimeException;
@@ -111,11 +110,6 @@ public class WordPress extends MultiDexApplication {
     private static Context mContext;
     private static BitmapLruCache mBitmapCache;
 
-    protected void attachBaseContext(Context base) {
-        super.attachBaseContext(base);
-        MultiDex.install(this);
-    }
-
     /**
      * Updates Options for the current blog in background.
      */