Use diff-old for embedded gr-diff (part 2)

Overlooked in change 374634.

Release-Notes: skip
Change-Id: I2d512b495fe38ad8f1a990642e17c2a5f2ccab2b
diff --git a/polygerrit-ui/app/embed/gr-diff.ts b/polygerrit-ui/app/embed/gr-diff.ts
index 6c8f7f9..1524a78 100644
--- a/polygerrit-ui/app/embed/gr-diff.ts
+++ b/polygerrit-ui/app/embed/gr-diff.ts
@@ -12,8 +12,8 @@
 // exposed by shared gr-diff component.
 import '../api/embed';
 import '../scripts/bundled-polymer';
-import './diff/gr-diff/gr-diff';
-import './diff/gr-diff-cursor/gr-diff-cursor';
+import './diff-old/gr-diff/gr-diff';
+import './diff-old/gr-diff-cursor/gr-diff-cursor';
 import {TokenHighlightLayer} from './diff/gr-diff-builder/token-highlight-layer';
 import {GrDiffCursor} from './diff-old/gr-diff-cursor/gr-diff-cursor';
 import {GrAnnotation} from './diff-old/gr-diff-highlight/gr-annotation';