Context menus should appear above the touch point if invoked by long press.

content/browser/web_contents/web_contents_view_android.h

Index: content/browser/web_contents/web_contents_view_android.h
diff --git a/content/browser/web_contents/web_contents_view_android.h b/content/browser/web_contents/web_contents_view_android.h
index c38ec34eb32ffe95c7097ce05ec2a392f60484f2..f659bc0e4ba3118944e75f503721bafe464fb05b 100644
--- a/content/browser/web_contents/web_contents_view_android.h
+++ b/content/browser/web_contents/web_contents_view_android.h
@@ -54,7 +54,9 @@ class WebContentsViewAndroid : public WebContentsView,
   virtual gfx::Rect GetViewBounds() const OVERRIDE;
 
   // Backend implementation of RenderViewHostDelegateView.
-  virtual void ShowContextMenu(const ContextMenuParams& params) OVERRIDE;
+  virtual void ShowContextMenu(
+      const ContextMenuParams& params,
+      const content::ContextMenuEventType& type) OVERRIDE;
   virtual void ShowPopupMenu(const gfx::Rect& bounds,
                              int item_height,
                              double item_font_size,