[android] - add accessibility support to the Android SDK by applying content descriptions on Views overlain on the map. (#8230)

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/MarkerViewManager.java

@@ -636,6 +636,7 @@ public class MarkerViewManager implements MapView.OnMapChangedListener {
         viewHolder = (ViewHolder) convertView.getTag();
       }
       viewHolder.imageView.setImageBitmap(marker.getIcon().getBitmap());
+      viewHolder.imageView.setContentDescription(marker.getTitle());
       return convertView;
     }
 

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapView.java

@@ -118,6 +118,9 @@ public class MapView extends FrameLayout {
     ImageView attrView = (ImageView) view.findViewById(R.id.attributionView);
     initalizeDrawingSurface(context, options);
 
+    // add accessibility support
+    setContentDescription(context.getString(R.string.mapbox_mapActionDescription));
+
     // create native Map object
     nativeMapView = new NativeMapView(this);
 

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/CompassView.java

@@ -56,7 +56,6 @@ public final class CompassView extends AppCompatImageView implements Runnable, F
 
   private void initialize(Context context) {
     setImageDrawable(ContextCompat.getDrawable(getContext(), R.drawable.mapbox_compass_icon));
-    setContentDescription(getResources().getString(R.string.mapbox_compassContentDescription));
     setEnabled(false);
 
     // Layout params