Partial implementation of Main Fetch step
I started out with Step 11 of Main Fetch so I could test creating filtered responses, which broke my tests that compare the Fetch result to a message on a server. I realized that if I got the tests to work, I'd likely end up breaking them again with the next step of Main Fetch I added, so I went ahead and did as much of Main Fetch as I could figure out.
Some steps I'm sure I could implement, I just don't know how. Such as when the spec says to "wait for response", or how to implement a Runnable object (which iirc is what I need to use) to run everything after Step 8 in parallel.
The fetch tests are still not running correctly, but I sure it's because they're getting a filtered response which doesn't have the body of response. I'm not sure how to handle that, whether it means a change needed in the tests or in the Fetch code. Like always, I look forward to feedback on my work!
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Implement RadioNodeList
I also had to implement the NamedGetter for HTMLFormControlsCollection as well, since that's the only consumer of RadioNodeList and I wanted to see which wpt test passes.
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compositing: Fix a couple of bugs that prevented iframes from painting after navigation.
The first bug was that iframes were not reflowed in their parent DOM when the child page navigated. This is fixed by simply having the constellation notify the appropriate script thread when navigation occurs.
The second bug was that the compositor was unable to adjust the pipeline for existing iframe layers, only new ones. This patch adds logic to do that.
The third bug was that we have ad-hoc reflow calls throughout script/, and we didn't trigger any reflow from the code that dispatches the `load` event for the iframe so the test for the first two issues would always time out. The second commit adds another reflow call to do that, and also bites the bullet and adds a catch-all reflow (which does nothing if there's no dirty nodes in the document) at the return to the event loop.
Closes#8081.
Extension of #9285.
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after navigation.
The first bug was that iframes were not reflowed in their parent DOM
when the child page navigated. This is fixed by simply having the
constellation notify the appropriate script thread when navigation
occurs.
The second bug was that the compositor was unable to adjust the pipeline
for existing iframe layers, only new ones. This patch adds logic to do
that.
Closes#8081.
absolutely-positioned flows separately when storing overflow.
This code dates back to the time when absolutely positioned flows were
ignored by all of their ancestors up to the containing block. This
hasn't been true for at least a year.
Closes#9306.
Closes#9309.
Is a partial fix for #9308.
