PolyGerrit: Remove redundant local variables Change-Id: I6937c50124ca4c2e98480facd41ccdc3638df740

diff --git a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js
index 8583b4f..d25ee76 100644
--- a/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js
+++ b/polygerrit-ui/app/elements/admin/gr-permission/gr-permission.js

@@ -210,11 +210,10 @@
     // It is possible to have a label name that is not included in the
     // 'labels' object. In this case, treat it like anything else.
     if (!labels[labelName]) { return; }
-    const label = {
+    return {
       name: labelName,
       values: this._computeLabelValues(labels[labelName].values),
     };
-    return label;
   }
 
   _computeLabelValues(values) {

diff --git a/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.js b/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.js
index 48d1a79..2e0584e 100644
--- a/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.js
+++ b/polygerrit-ui/app/elements/change/gr-file-list/gr-file-list.js

@@ -1027,9 +1027,8 @@
   _filesChanged() {
     if (this._files && this._files.length > 0) {
       flush();
-      const files = Array.from(
+      this.$.fileCursor.stops = Array.from(
           dom(this.root).querySelectorAll('.file-row'));
-      this.$.fileCursor.stops = files;
       this.$.fileCursor.setCursorAtIndex(this.selectedIndex, true);
     }
   }

diff --git a/polygerrit-ui/app/elements/diff/gr-apply-fix-dialog/gr-apply-fix-dialog.js b/polygerrit-ui/app/elements/diff/gr-apply-fix-dialog/gr-apply-fix-dialog.js
index b63b87a..16dee09 100644
--- a/polygerrit-ui/app/elements/diff/gr-apply-fix-dialog/gr-apply-fix-dialog.js
+++ b/polygerrit-ui/app/elements/diff/gr-apply-fix-dialog/gr-apply-fix-dialog.js

@@ -118,10 +118,9 @@
         .getRobotCommentFixPreview(this.changeNum, this._patchNum, fixId)
         .then(res => {
           if (res != null) {
-            const previews = Object.keys(res).map(key => {
+            this._currentPreviews = Object.keys(res).map(key => {
               return {filepath: key, preview: res[key]};
             });
-            this._currentPreviews = previews;
           }
         })
         .catch(err => {

diff --git a/polygerrit-ui/app/elements/diff/gr-diff-cursor/gr-diff-cursor.js b/polygerrit-ui/app/elements/diff/gr-diff-cursor/gr-diff-cursor.js
index c61ebfe..acb8f0c 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff-cursor/gr-diff-cursor.js
+++ b/polygerrit-ui/app/elements/diff/gr-diff-cursor/gr-diff-cursor.js

@@ -289,10 +289,9 @@
   reInitCursor() {
     if (!this.diffRow) {
       // does not scroll during init unless requested
-      const scrollingBehaviorForInit = this.initialLineNumber ?
+      this._scrollMode = this.initialLineNumber ?
         ScrollMode.KEEP_VISIBLE :
         ScrollMode.NEVER;
-      this._scrollMode = scrollingBehaviorForInit;
       if (this.initialLineNumber) {
         this.moveToLineNumber(this.initialLineNumber, this.side);
         this.initialLineNumber = null;

diff --git a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff_test.html b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff_test.html
index 74df283..7db4372 100644
--- a/polygerrit-ui/app/elements/diff/gr-diff/gr-diff_test.html
+++ b/polygerrit-ui/app/elements/diff/gr-diff/gr-diff_test.html

@@ -834,8 +834,7 @@
     });
 
     test('setting', () => {
-      const mockBlame = [{id: 'commit id', ranges: [{start: 1, end: 2}]}];
-      element.blame = mockBlame;
+      element.blame = [{id: 'commit id', ranges: [{start: 1, end: 2}]}];
       assert.isTrue(element.classList.contains('showBlame'));
     });
   });
@@ -1004,8 +1003,7 @@
     }
     setupSampleDiff({content});
     assertDiffTableWithContent();
-    const diffCopy = Object.assign({}, element.diff);
-    element.diff = diffCopy;
+    element.diff = Object.assign({}, element.diff);
     // immediately cleaned up
     assert.equal(element.$.diffTable.innerHTML, '');
     element._renderDiffTable();