[android] - add paused state to map renderer, don't render snapshot when paused (#11358)

platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/imagegenerator/SnapshotActivity.java

@@ -1,5 +1,6 @@
 package com.mapbox.mapboxsdk.testapp.activity.imagegenerator;
 
+import android.graphics.Bitmap;
 import android.os.Bundle;
 import android.support.design.widget.FloatingActionButton;
 import android.support.v4.content.ContextCompat;
@@ -16,6 +17,8 @@ import com.mapbox.mapboxsdk.testapp.R;
 
 import java.util.Locale;
 
+import timber.log.Timber;
+
 /**
  * Test activity showcasing the Snapshot API to create and display a bitmap of the current shown Map.
  */
@@ -75,6 +78,12 @@ public class SnapshotActivity extends AppCompatActivity implements OnMapReadyCal
   @Override
   protected void onPause() {
     super.onPause();
+    mapboxMap.snapshot(new MapboxMap.SnapshotReadyCallback() {
+      @Override
+      public void onSnapshotReady(Bitmap snapshot) {
+        Timber.e("Regression test for https://github.com/mapbox/mapbox-gl-native/pull/11358");
+      }
+    });
     mapView.onPause();
   }