[android] - make ReLinker default library loader, create library loader provider for modularisation

platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/MapboxApplication.java

@@ -4,8 +4,6 @@ import android.app.Application;
 import android.os.StrictMode;
 import android.text.TextUtils;
 
-import com.getkeepsafe.relinker.ReLinker;
-import com.mapbox.mapboxsdk.LibraryLoader;
 import com.mapbox.mapboxsdk.MapStrictMode;
 import com.mapbox.mapboxsdk.Mapbox;
 import com.mapbox.mapboxsdk.log.Logger;
@@ -25,7 +23,6 @@ import static timber.log.Timber.DebugTree;
  */
 public class MapboxApplication extends Application {
 
-  private static final String TAG = "MapboxApplication";
   private static final String DEFAULT_MAPBOX_ACCESS_TOKEN = "YOUR_MAPBOX_ACCESS_TOKEN_GOES_HERE";
   private static final String ACCESS_TOKEN_NOT_SET_MESSAGE = "In order to run the Test App you need to set a valid "
     + "access token. During development, you can set the MAPBOX_ACCESS_TOKEN environment variable for the SDK to "
@@ -38,7 +35,6 @@ public class MapboxApplication extends Application {
     if (!initializeLeakCanary()) {
       return;
     }
-    initializeLibraryLoader();
     initializeLogger();
     initializeStrictMode();
     initializeMapbox();
@@ -54,15 +50,6 @@ public class MapboxApplication extends Application {
     return true;
   }
 
-  private void initializeLibraryLoader() {
-    LibraryLoader.setLibraryLoader(new LibraryLoader() {
-      @Override
-      public void load(String name) {
-        ReLinker.log(message -> Logger.v(TAG, message)).loadLibrary(MapboxApplication.this, name);
-      }
-    });
-  }
-
   private void initializeLogger() {
     Logger.setLoggerDefinition(new TimberLogger());
     if (BuildConfig.DEBUG) {