Expose TLS settings in the Security panel overview, and call out individual obsolete settings.

BUG=551728
TEST=For all tests below, first open DevTools to the Security panel overview.

1) Visit google.com and check that there is a green bullet point with
   the following summary and description:
  - Secure Connection
  - The connection to this site is encrypted and authenticated using a strong protocol (QUIC), a strong key exchange (ECDHE_RSA), and a strong cipher (AES_128_GCM).

2) Visit cbc.badssl.com and check that there is a gray info bullet
   point with the following summary and description:
  - Obsolete Connection Settings
  - The connection to this site uses a strong protocol (TLS 1.2), a strong key exchange (ECDHE_RSA), and an obsolete cipher (AES_256_CBC with HMAC-SHA1).

3) Visit cbc.badssl.com/mixed/script/ and check that there are two gray
   info bullet points: "Obsolete TLS cipher suite" and
   "Blocked mixed content".

4) Visit static-rsa.badssl.com and check that there is a gray info bullet point
   with the following summary and description:
  - Obsolete Connection Settings
  - The connection to this site uses a strong protocol (TLS 1.2), an obsolete key exchange (RSA), and a strong cipher (AES_256_GCM).

5) Visit https://tls-v1-0.badssl.com:1010/ and check that there is a gray info
   bullet point with the following summary and description:
  - Obsolete Connection Settings
  - The connection to this site uses an obsolete protocol (TLS 1.0), a strong key exchange (ECDHE_RSA), and an obsolete cipher (AES_128_CBC with HMAC-SHA1).

Review-Url: https://codereview.chromium.org/1727133002
Cr-Commit-Position: refs/heads/master@{#414341}
12 files changed