New small/large screen division for Launcher.

Previously the dp division between the two was set at 600dp
(7" tablets). This has now been bumped up to 720dp
(10" tablets).

Change-Id: I1f0419e504fc3bb606156c1cf6fbe03956274184
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 8e074b5..63fb12c 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -2129,6 +2129,10 @@
         return (mState == State.APPS_CUSTOMIZE);
     }
 
+    public boolean isAllAppsButtonRank(int rank) {
+        return mHotseat.isAllAppsButtonRank(rank);
+    }
+
     // AllAppsView.Watcher
     public void zoomed(float zoom) {
         if (zoom == 1.0f) {