MD Downloads: remove per-item scrollbarWidth handling

chrome/browser/resources/md_downloads/item.js

Index: chrome/browser/resources/md_downloads/item.js
diff --git a/chrome/browser/resources/md_downloads/item.js b/chrome/browser/resources/md_downloads/item.js
index e16af266631c8b44515938852453fbe2cf0e93f4..603b1cd7a42cae7481493d2d10de4726e28462b8 100644
--- a/chrome/browser/resources/md_downloads/item.js
+++ b/chrome/browser/resources/md_downloads/item.js
@@ -34,12 +34,6 @@ cr.define('downloads', function() {
         },
       },
 
-      scrollbarWidth: {
-        observer: 'onScrollbarWidthChange_',
-        type: Number,
-        value: 0,
-      },
-
       completelyOnDisk_: {
         computed: 'computeCompletelyOnDisk_(' +
             'data_.state, data_.file_externally_removed)',
@@ -327,20 +321,6 @@ cr.define('downloads', function() {
     },
 
     /** @private */
-    onScrollbarWidthChange_: function() {
-      if (!this.$)
-        return;
-
-      var endCap = this.$['end-cap'];
-      endCap.style.flexBasis = '';
-
-      if (this.scrollbarWidth) {
-        var basis = parseInt(getComputedStyle(endCap).flexBasis, 10);
-        endCap.style.flexBasis = basis - this.scrollbarWidth + 'px';
-      }
-    },
-
-    /** @private */
     onShowClick_: function() {
       this.actionService_.show(this.data_.id);
     },