Collect @viewport before constructing RuleSets.

Collect @viewport before constructing RuleSets.

- Move ViewportStyleResolver to StyleEngine.

- Only create a ViewportStyleResolver for top level documents.

- Collect @viewport rules via the DocumentStyleSheetCollection.

- Use the initial viewport size for resolving viewport relative
  lengths.

- Introduce initialViewportChanged() and viewportRulesChanged() in
  StyleEngine to trigger re-collection and resolution of the actual
  viewport. These currently trigger an immediate call to updateViewport
  which will later be a part of the document lifecycle phase for
  updating active stylesheets.

This finally fixes issues 332763, 455136, and 463098.

R=timloh@chromium.org
BUG=567021, 463098, 455136, 332763
Committed: https://crrev.com/70d21a8093c3096a01fa62e6ac7c7bdba3aeca17
Cr-Commit-Position: refs/heads/master@{#426427}

[rune, 2016-10-18 15:51:39]

The CQ bit was checked by rune@opera.com to run a CQ dry run

[commit-bot: I haz the power, 2016-10-18 15:51:54]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[rune, 2016-10-18 16:52:57]

rune@opera.com changed reviewers:
+ bokan@chromium.org

[rune, 2016-10-18 16:52:58]

ptal

[commit-bot: I haz the power, 2016-10-18 17:05:45]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-10-18 17:05:46]

Dry run: This issue passed the CQ dry run.

[rune, 2016-10-19 07:40:26]

The CQ bit was checked by rune@opera.com to run a CQ dry run

[commit-bot: I haz the power, 2016-10-19 09:30:50]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-10-19 12:29:34]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-10-19 12:29:34]

Dry run: Try jobs failed on following builders:
  linux_chromium_chromeos_rel_ng on master.tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)

[Timothy Loh, 2016-10-20 06:44:54]

On 2016/10/18 16:52:58, rune wrote:
> ptal

lgtm!

[rune, 2016-10-20 07:05:13]

The CQ bit was checked by rune@opera.com

[commit-bot: I haz the power, 2016-10-20 07:05:25]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-10-20 07:57:11]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-10-21 13:16:31]

Description was changed from

==========
Collect @viewport before constructing RuleSets.

- Move ViewportStyleResolver to StyleEngine.

- Only create a ViewportStyleResolver for top level documents.

- Collect @viewport rules via the DocumentStyleSheetCollection.

- Use the initial viewport size for resolving viewport relative
  lengths.

- Introduce initialViewportChanged() and viewportRulesChanged() in
  StyleEngine to trigger re-collection and resolution of the actual
  viewport. These currently trigger an immediate call to updateViewport
  which will later be a part of the document lifecycle phase for
  updating active stylesheets.

This finally fixes issues 332763, 455136, and 463098.

R=timloh@chromium.org
BUG=567021,463098,455136,332763
==========

to

==========
Collect @viewport before constructing RuleSets.

- Move ViewportStyleResolver to StyleEngine.

- Only create a ViewportStyleResolver for top level documents.

- Collect @viewport rules via the DocumentStyleSheetCollection.

- Use the initial viewport size for resolving viewport relative
  lengths.

- Introduce initialViewportChanged() and viewportRulesChanged() in
  StyleEngine to trigger re-collection and resolution of the actual
  viewport. These currently trigger an immediate call to updateViewport
  which will later be a part of the document lifecycle phase for
  updating active stylesheets.

This finally fixes issues 332763, 455136, and 463098.

R=timloh@chromium.org
BUG=567021,463098,455136,332763

Committed: https://crrev.com/70d21a8093c3096a01fa62e6ac7c7bdba3aeca17
Cr-Commit-Position: refs/heads/master@{#426427}
==========

[commit-bot: I haz the power, 2016-10-21 13:16:32]

Patchset 2 (id:??) landed as
https://crrev.com/70d21a8093c3096a01fa62e6ac7c7bdba3aeca17
Cr-Commit-Position: refs/heads/master@{#426427}