Add five new top level categories and corresponding entries on the Site Details page.
Automatic downloads
Background sync
Key generation
Plugins
Unsandboxed plugin access
Also changed it so that, in JS land, the Category variable is a string, because the enum value of the ContentSettingsTypes is variable depending on platform, so we don't want to be hardcoding those in JS. This is similar to the Allow/Block values (the PermissionValues enum), which used to be ints, but are now converted int <-> string on the JS/C++ boundary.
TBR=sky
BUG=
614277,
543635
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:closure_compilation
Committed:
https://crrev.com/155a202f6076fad0cd5d86bfefb5c317d8a3708e
Cr-Commit-Position: refs/heads/master@{#397819}