WIP update MR to comment on any line

(skip ci)

app/assets/javascripts/diffs/components/diff_line_gutter_content.vue

@@ -81,7 +81,6 @@ export default {
         this.showCommentButton &&
         this.isHover &&
         !this.isMatchLine &&
-        !this.isContextLine &&
         !this.isMetaLine &&
         !this.hasDiscussions
       );

app/assets/javascripts/diffs/components/diff_table_cell.vue

@@ -91,7 +91,6 @@ export default {
           this.isLoggedIn &&
           this.isHover &&
           !this.isMatchLine &&
-          !this.isContextLine &&
           !this.isMetaLine,
       };
     },

app/assets/javascripts/diffs/components/inline_diff_table_row.vue

@@ -47,7 +47,6 @@ export default {
     classNameMap() {
       return {
         [this.line.type]: this.line.type,
-        [CONTEXT_LINE_CLASS_NAME]: this.isContextLine,
         [PARALLEL_DIFF_VIEW_TYPE]: this.isParallelView,
       };
     },

app/assets/javascripts/diffs/components/parallel_diff_table_row.vue

@@ -48,7 +48,6 @@ export default {
     },
     classNameMap() {
       return {
-        [CONTEXT_LINE_CLASS_NAME]: this.isContextLine,
         [PARALLEL_DIFF_VIEW_TYPE]: true,
       };
     },

app/assets/javascripts/diffs/store/mutations.js

@@ -65,7 +65,14 @@ export default {
     const { highlightedDiffLines, parallelDiffLines } = diffFile;
     removeMatchLine(diffFile, lineNumbers, bottom);
-    const lines = addLineReferences(contextLines, lineNumbers, bottom);
+
+    const lines = addLineReferences(contextLines, lineNumbers, bottom)
+      .map(line => ({
+        ...line,
+        lineCode: line.lineCode || `${fileHash}_${line.oldLine}_${line.newLine}`,
+        discussions: line.discussions || [],
+      }));
+
     addContextLines({
       inlineLines: highlightedDiffLines,
       parallelLines: parallelDiffLines,