Moving some state specific logic to subclass of LauncherState

Bug: 67678570
Change-Id: I1316f91c9f19bd572e4a0da67a22fa8921e1dcf9
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index 87f3dda..5258fba 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -1341,12 +1341,11 @@
     /**
      * return true if freescroll has been enabled, false otherwise
      */
-    public boolean enableFreeScroll() {
+    protected void enableFreeScroll() {
         setEnableFreeScroll(true);
-        return true;
     }
 
-    public void disableFreeScroll() {
+    protected void disableFreeScroll() {
         setEnableFreeScroll(false);
     }