Don't include Cache-Control header for served assets.
This was confusing browsers which ignore the ETag for XHRs and would
simply use the local cache for an asset even if it had changed on the
server.
R=sigmund@google.com
Review URL: https://codereview.chromium.org//1874623004 .
diff --git a/lib/src/barback/barback_server.dart b/lib/src/barback/barback_server.dart
index a159b64..3cc9f98 100644
--- a/lib/src/barback/barback_server.dart
+++ b/lib/src/barback/barback_server.dart
@@ -172,8 +172,7 @@
var previousSha = request.headers["if-none-match"];
var headers = {
- // Enabled browser caching of the asset.
- "Cache-Control": "max-age=3600",
+ // Enable browser caching of the asset.
"ETag": assetSha
};