Start app from scratch

app/src/main/res/layout/activity_main.xml

@@ -1,9 +1,7 @@
-<fragment
+<FrameLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:id="@+id/map"
-    android:name="com.google.android.gms.maps.SupportMapFragment"
+    android:id="@android:id/content"
     tools:context=".MainActivity" />
-