[mathml] Use ComputeBlockSizeForFragment in NGMathPaddedLayoutAlgorithm

Current version of MathML Core says that CSS width/height properties are
treated as auto on MathML elements [1] (covered by existing tests) but
Chromium actually does take these properties into account [2]. One
exception is the `<mpadded>` element which currently ignores specified
CSS height. This CL changes that behavior by relying on
ComputeBlockSizeForFragment instead, so that the implementation does
not violate LayoutNG design. WPT tests will be added later when
consensus is reached in the Math WG and the spec updated accordingly.

[1] https://w3c.github.io/mathml-core/#css-styling
[2] https://github.com/w3c/mathml-core/issues/75#issuecomment-1354502109

Bug: 6606
Change-Id: I02226fb304400f24de834fa0c0254bfd0c09549b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4116578
Reviewed-by: Ian Kilpatrick <ikilpatrick@chromium.org>
Commit-Queue: Frédéric Wang <fwang@igalia.com>
Cr-Commit-Position: refs/heads/main@{#1085816}
1 file changed
tree: a446b074f5f11de553d05b5b4ab205bc95e23617
  1. android_webview/
  2. apps/
  3. ash/
  4. base/
  5. build/
  6. build_overrides/
  7. buildtools/
  8. cc/
  9. chrome/
  10. chromecast/
  11. chromeos/
  12. codelabs/
  13. components/
  14. content/
  15. courgette/
  16. crypto/
  17. dbus/
  18. device/
  19. docs/
  20. extensions/
  21. fuchsia_web/
  22. gin/
  23. google_apis/
  24. google_update/
  25. gpu/
  26. headless/
  27. infra/
  28. ios/
  29. ipc/
  30. media/
  31. mojo/
  32. native_client_sdk/
  33. net/
  34. pdf/
  35. ppapi/
  36. printing/
  37. remoting/
  38. rlz/
  39. sandbox/
  40. services/
  41. skia/
  42. sql/
  43. storage/
  44. styleguide/
  45. testing/
  46. third_party/
  47. tools/
  48. ui/
  49. url/
  50. weblayer/
  51. .clang-format
  52. .clang-tidy
  53. .eslintrc.js
  54. .git-blame-ignore-revs
  55. .gitattributes
  56. .gitignore
  57. .gn
  58. .mailmap
  59. .rustfmt.toml
  60. .vpython3
  61. .yapfignore
  62. ATL_OWNERS
  63. AUTHORS
  64. BUILD.gn
  65. CODE_OF_CONDUCT.md
  66. codereview.settings
  67. DEPS
  68. DIR_METADATA
  69. LICENSE
  70. LICENSE.chromium_os
  71. OWNERS
  72. PRESUBMIT.py
  73. PRESUBMIT_test.py
  74. PRESUBMIT_test_mocks.py
  75. README.md
  76. WATCHLISTS
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