[Android] Fix overflow menu enter tablet animation

chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java

Index: chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java b/chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java
index af48e841b38dc3704eefbecf25eb420a497fb2ee..b3d1cfe44567eaf3fb9303e27e480dbbf149d943 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/appmenu/AppMenu.java
@@ -46,7 +46,7 @@ public class AppMenu implements OnItemClickListener, OnKeyListener {
     private final int mItemRowHeight;
     private final int mItemDividerHeight;
     private final int mVerticalFadeDistance;
-    private final int mAdditionalVerticalOffset;
+    private final int mNegativeSoftwareVerticalOffset;
     private ListPopupWindow mPopup;
     private AppMenuAdapter mAdapter;
     private AppMenuHandler mHandler;
@@ -73,8 +73,8 @@ public class AppMenu implements OnItemClickListener, OnKeyListener {
         mItemDividerHeight = itemDividerHeight;
         assert mItemDividerHeight >= 0;
 
-        mAdditionalVerticalOffset =
-                res.getDimensionPixelSize(R.dimen.menu_software_vertical_offset);
+        mNegativeSoftwareVerticalOffset =
+                res.getDimensionPixelSize(R.dimen.menu_negative_software_vertical_offset);
         mVerticalFadeDistance = res.getDimensionPixelSize(R.dimen.menu_vertical_fade_distance);
     }
 
@@ -207,7 +207,7 @@ public class AppMenu implements OnItemClickListener, OnKeyListener {
         } else {
             // The menu is displayed over and below the anchored view, so shift the menu up by the
             // height of the anchor view.
-            popup.setVerticalOffset(mAdditionalVerticalOffset - anchorHeight);
+            popup.setVerticalOffset(-mNegativeSoftwareVerticalOffset - anchorHeight);
         }
     }