Show draft count for `Start Review`

Change-Id: I4a6d5326862c0f55290400c11b795f2b47b2cd44
diff --git a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.js b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.js
index af542e0..8f27730 100644
--- a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.js
+++ b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view.js
@@ -1354,15 +1354,12 @@
     if ([changeRecord, canStartReview].includes(undefined)) {
       return 'Reply';
     }
-    if (canStartReview) {
-      return 'Start Review';
-    }
 
     const drafts = (changeRecord && changeRecord.base) || {};
     const draftCount = Object.keys(drafts)
         .reduce((count, file) => count + drafts[file].length, 0);
 
-    let label = 'Reply';
+    let label = canStartReview ? 'Start Review' : 'Reply';
     if (draftCount > 0) {
       label += ' (' + draftCount + ')';
     }
diff --git a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.js b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.js
index d2e8ea7..c8b13b9 100644
--- a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.js
+++ b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.js
@@ -1136,6 +1136,7 @@
       'file2.txt': [{}, {}],
     };
     assert.equal(getLabel(changeRecord, false), 'Reply (3)');
+    assert.equal(getLabel(changeRecord, true), 'Start Review (3)');
   });
 
   test('comment events properly update diff drafts', () => {