fix[adaptive.js]: fixed v-el-height-adaptive-table directive bug (#1924)

Author: yuntao1997

src/directive/el-table/adaptive.js

@@ -4,7 +4,7 @@ import { addResizeListener, removeResizeListener } from 'element-ui/src/utils/re
  * How to use
  * <el-table height="100px" v-el-height-adaptive-table="{bottomOffset: 30}">...</el-table>
  * el-table height is must be set
- *  bottomOffset: 30(default)   // The height of the table from the bottom of the page.
+ * bottomOffset: 30(default)   // The height of the table from the bottom of the page.
  */
 
 const doResize = (el, binding, vnode) => {
@@ -29,13 +29,13 @@ export default {
     el.resizeListener = () => {
       doResize(el, binding, vnode)
     }
-
-    addResizeListener(el, el.resizeListener)
+    // parameter 1 is must be "Element" type
+    addResizeListener(window.document.body, el.resizeListener)
   },
   inserted(el, binding, vnode) {
     doResize(el, binding, vnode)
   },
   unbind(el) {
-    removeResizeListener(el, el.resizeListener)
+    removeResizeListener(window.document.body, el.resizeListener)
   }
 }