new file mode 100644
--- /dev/null
+++ b/reviewboard/reviewboard/static/rb/js/views/abstractReviewableView_mozreview.js
@@ -0,0 +1,129 @@
+/*
+ * Abstract base for review UIs.
+ *
+ * This provides all the basics for creating a review UI. It does the
+ * work of loading in comments, creating views, and displaying comment dialogs,
+ */
+RB.AbstractReviewableView = Backbone.View.extend({
+    /*
+     * The AbstractCommentBlockView subclass that will be instantiated for
+     * rendering comment blocks.
+     */
+    commentBlockView: null,
+
+    /* The list type (as a string) for passing to CommentDlg. */
+    commentsListName: null,
+
+    /*
+     * Initializes AbstractReviewableView.
+     */
+    initialize: function(options) {
+        options = options || {};
+
+        console.assert(this.commentBlockView,
+                       'commentBlockView must be defined by the subclass');
+        console.assert(this.commentsListName,
+                       'commentsListName must be defined by the subclass');
+
+        this.commentDlg = null;
+        this._activeCommentBlock = null;
+        this.renderedInline = options.renderedInline || false;
+    },
+
+    /*
+     * Renders the reviewable to the page.
+     *
+     * This will call the subclass's renderContent(), and then handle
+     * rendering each comment block on the reviewable.
+     */
+    render: function() {
+        this.renderContent();
+
+        this.model.commentBlocks.each(this._addCommentBlockView, this);
+        this.model.commentBlocks.on('add', this._addCommentBlockView, this);
+
+        return this;
+    },
+
+    /*
+     * Renders the content of the reviewable.
+     *
+     * This should be overridden by subclasses.
+     */
+    renderContent: function() {
+    },
+
+    /*
+     * Creates a new comment in a comment block and opens it for editing.
+     */
+    createAndEditCommentBlock: function(opts) {
+        var defaultCommentBlockFields =
+            _.result(this.model, 'defaultCommentBlockFields');
+
+        if (defaultCommentBlockFields.length === 0 &&
+            this.model.reviewableIDField) {
+            console.log('Deprecation notice: Reviewable subclass is missing ' +
+                        'defaultCommentBlockFields. Rename reviewableIDField ' +
+                        'to defaultCommentBlockFields, and make it a list.');
+            defaultCommentBlockFields = [this.model.reviewableIDField];
+        }
+
+        /* As soon as we add the comment block, show the dialog. */
+        this.once('commentBlockViewAdded', function(commentBlockView) {
+            this.showCommentDlg(commentBlockView);
+        }, this);
+
+        _.extend(opts,
+                 _.pick(this.model.attributes, defaultCommentBlockFields));
+        this.model.createCommentBlock(opts);
+    },
+
+    /*
+     * Shows the comment details dialog for a comment block.
+     */
+    showCommentDlg: function(commentBlockView) {
+        var commentBlock = commentBlockView.model;
+
+        commentBlock.ensureDraftComment();
+
+        if (this._activeCommentBlock === commentBlock) {
+            return;
+        }
+
+        this.stopListening(this.commentDlg, 'closed');
+        this.commentDlg = RB.CommentDialogView.create({
+            comment: commentBlock.get('draftComment'),
+            publishedComments: commentBlock.get('serializedComments'),
+            publishedCommentsType: this.commentsListName,
+            position: function(dlg) {
+                commentBlockView.positionCommentDlg(dlg);
+            }
+        });
+        this._activeCommentBlock = commentBlock;
+
+        this.listenTo(this.commentDlg, 'closed', function() {
+            this.commentDlg = null;
+            this._activeCommentBlock = null;
+        });
+    },
+
+    /*
+     * Adds a CommentBlockView for the given CommentBlock.
+     *
+     * This will create a view for the block, render it, listen for clicks
+     * in order to show the comment dialog, and then emit
+     * 'commentBlockViewAdded'.
+     */
+    _addCommentBlockView: function(commentBlock) {
+        var commentBlockView = new this.commentBlockView({
+            model: commentBlock
+        });
+
+        commentBlockView.on('clicked', function() {
+            this.showCommentDlg(commentBlockView);
+        }, this);
+
+        commentBlockView.render();
+        this.trigger('commentBlockViewAdded', commentBlockView);
+    }
+});

--- a/reviewboard/reviewboard/staticbundles.py
+++ b/reviewboard/reviewboard/staticbundles.py
@@ -201,17 +201,17 @@ PIPELINE_JS = dict({
             'rb/js/models/textBasedReviewableModel.js',
             'rb/js/models/uploadDiffModel.js',
             'rb/js/pages/models/diffViewerPageModel.js',
             'rb/js/pages/views/reviewablePageView_mozreview.js',
             'rb/js/pages/views/reviewRequestPageView.js',
             'rb/js/pages/views/diffViewerPageView.js',
             'rb/js/utils/textUtils.js',
             'rb/js/views/abstractCommentBlockView.js',
-            'rb/js/views/abstractReviewableView.js',
+            'rb/js/views/abstractReviewableView_mozreview.js',
             'rb/js/views/collapsableBoxView.js',
             'rb/js/views/commentDialogView_mozreview.js',
             'rb/js/views/commentIssueBarView.js',
             'rb/js/views/diffFragmentQueueView.js',
             'rb/js/views/dndUploaderView.js',
             'rb/js/views/draftReviewBannerView_mozreview.js',
             'rb/js/views/uploadAttachmentView.js',
             'rb/js/views/revisionSelectorView.js',