Refactoring WallpaperOffsetInterpolator to a new file
Removing some us unused methods

Change-Id: Ife790e5ca6848fa13dc3fab1bba1e6220bf83743
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 92e4043..02f9008 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -152,9 +152,6 @@
     private static final boolean DESTRUCTIVE_REORDER = false;
     private static final boolean DEBUG_VISUALIZE_OCCUPIED = false;
 
-    static final int LANDSCAPE = 0;
-    static final int PORTRAIT = 1;
-
     private static final float REORDER_PREVIEW_MAGNITUDE = 0.12f;
     private static final int REORDER_ANIMATION_DURATION = 150;
     @Thunk float mReorderPreviewAnimationMagnitude;
@@ -404,10 +401,6 @@
         mIsDragTarget = false;
     }
 
-    public boolean isDragTarget() {
-        return mIsDragTarget;
-    }
-
     void setIsDragOverlapping(boolean isDragOverlapping) {
         if (mIsDragOverlapping != isDragOverlapping) {
             mIsDragOverlapping = isDragOverlapping;
@@ -450,10 +443,6 @@
                 (ParcelableSparseArray) parcelable : new ParcelableSparseArray();
     }
 
-    public boolean getIsDragOverlapping() {
-        return mIsDragOverlapping;
-    }
-
     @Override
     protected void onDraw(Canvas canvas) {
         if (!mIsDragTarget) {
@@ -1311,9 +1300,7 @@
      * @param spanX Horizontal span of the object.
      * @param spanY Vertical span of the object.
      * @param direction The favored direction in which the views should move from x, y
-     * @param exactDirectionOnly If this parameter is true, then only solutions where the direction
-     *        matches exactly. Otherwise we find the best matching direction.
-     * @param occoupied The array which represents which cells in the CellLayout are occupied
+     * @param occupied The array which represents which cells in the CellLayout are occupied
      * @param blockOccupied The array which represents which cells in the specified block (cellX,
      *        cellY, spanX, spanY) are occupied. This is used when try to move a group of views.
      * @param result Array in which to place the result, or null (in which case a new array will