Make functions private to keep TAPL design consistent

Bug: 266116487
Test: compiles
Change-Id: I22b612e4bc1a7424af3702474b709426fcfcb6ef
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 1939dc6..7bb02cb 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -433,7 +433,7 @@
     }
 
     /** Returns the index of the current page */
-    static int geCurrentPage(LauncherInstrumentation launcher) {
+    private static int geCurrentPage(LauncherInstrumentation launcher) {
         return launcher.getTestInfo(TestProtocol.REQUEST_WORKSPACE_CURRENT_PAGE_INDEX).getInt(
                 TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
@@ -602,8 +602,8 @@
      * @param y
      * @return the finishing position of the drag.
      */
-    static Point dragToGivenWorkspace(LauncherInstrumentation launcher, Point currentPosition,
-            int destinationWorkspaceIndex, int y) {
+    private static Point dragToGivenWorkspace(LauncherInstrumentation launcher,
+            Point currentPosition, int destinationWorkspaceIndex, int y) {
         final long downTime = SystemClock.uptimeMillis();
         int displayX = launcher.getRealDisplaySize().x;
         int currentPage = Workspace.geCurrentPage(launcher);