add some methods needed for androidx dialogs

src/api-impl/android/widget/Space.java

@@ -0,0 +1,19 @@
+package android.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+
+public class Space extends View {
+
+	public Space(Context context) {
+		super(context);
+		haveComplexMeasure = true;
+	}
+
+	public Space(Context context, AttributeSet attributeSet) {
+		super(context, attributeSet);
+		haveComplexMeasure = true;
+	}
+
+}