[webkit-changes] [WebKit/WebKit] dcc220: Cherry-pick eecd46d1010c. rdar://problem/103389902

[Wenson Hsieh]

  Branch: refs/heads/safari-7615.1.15-branch
  Home:   https://github.com/WebKit/WebKit
  Commit: dcc220142e58787f5fdd38fd0e1b3e37af2f210b
      https://github.com/WebKit/WebKit/commit/dcc220142e58787f5fdd38fd0e1b3e37af2f210b
  Author: Wenson Hsieh <wenson_hsieh at apple.com>
  Date:   2022-12-15 (Thu, 15 Dec 2022)

  Changed paths:
    M Source/WebCore/platform/network/NetworkLoadMetrics.h
    M Source/WebCore/platform/network/cocoa/WebCoreNSURLSession.mm
    M Source/WebKit/NetworkProcess/cocoa/NetworkSessionCocoa.mm

  Log Message:
  -----------
  Cherry-pick eecd46d1010c. rdar://problem/103389902

    Fix the build when `nw_connection_privacy_stance_failed_unreachable` is available
    https://bugs.webkit.org/show_bug.cgi?id=249393

    Reviewed by Alexey Proskuryakov.

    * Source/WebCore/platform/network/NetworkLoadMetrics.h:

    Add support for `PrivacyStance::FailedUnreachable`, which corresponds to the new
    `nw_connection_privacy_stance_failed_unreachable` enum type exposed via the Network framework.

    * Source/WebCore/platform/network/cocoa/WebCoreNSURLSession.mm:
    (-[WebCoreNSURLSessionTaskTransactionMetrics _privacyStance]):
    * Source/WebKit/NetworkProcess/cocoa/NetworkSessionCocoa.mm:
    (toPrivacyStance):
    (privacyStanceToString):

    Canonical link: https://commits.webkit.org/257923@main

Canonical link: https://commits.webkit.org/257698.10@safari-7615.1.15-branch