IA2 role, xml-roles are not correct for {address, aside, nav, main}
HTML Tags address, aside, nav, main
Aria roles contentinfo, complementary, navigation
Below changes are in accordance with Latest editor's draft:
<address> should have IA2 role as IA2_ROLE_PARAGRAPH, IA role
as ROLE_SYSTEM_TEXT and it shouldn't have any xml-role.
<aside> should have IA2 role as IA2_ROLE_NOTE, IA role as
ROLE_SYSTEM_GROUPING and xml-role as complementary.
<main> should have IA2 role as IA2_ROLE_PARAGRAPH, IA role as
ROLE_SYSTEM_GROUPING and xml-role as main.
<nav> should have IA2 role as IA2_ROLE_SECTION, IA role as
ROLE_SYSTEM_GROUPING with xml-role as navigation.
BUG=169567, 169568, 281895, 417654
Review URL: https://codereview.chromium.org/618273002
Cr-Commit-Position: refs/heads/master@{#298254}
27 files changed
