Commits on Apr 23, 2021

1. This CL adds functionality that correctly handles network error of …

   Subresource Web Bundles.
   
   The problem is: when Web Bundle fetching fails due to a network error,
   Subresource fetch doesn't fail forever.
   One such case (subresource-loading-cors-error test) was
   timing out previously but passes successfully with this change.
   
   This CL also adds 2 WPT tests:
   1. subresource-loading-network-error.https.tentative.sub.html
   2. subresource-loading-web-bundle-fetch-failed.https.tentative.html
   
   Test #1 is a scenario with a different network error than the CORS
   one, but with the same issue of subresource fetching timing out
   without the change. It passes successfully after the change.
   
   Test #2 is a scenario with a Web bundle not found error, which is
   not directly influenced by the code added in this CL, but it expands
   the test coverage which was found to be lacking the error cases before.
   
   Bug: 1168449
   
   Change-Id: Ia3abb967e36274becc86e317bc51b1272d3ae679
   Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2826001
   Reviewed-by: Tsuyoshi Horo <[email protected]>
   Reviewed-by: Hayato Ito <[email protected]>
   Reviewed-by: Kinuko Yasuda <[email protected]>
   Commit-Queue: Miras Myrzakerey <[email protected]>
   Cr-Commit-Position: refs/heads/master@{#875532}

   

   myrzakereyms authored and chromium-wpt-export-bot committed Apr 23, 2021
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