Temporarily disable network service sandboxing for headless

As a drive-by, update the identifier used in docs/mojo_and_services.md
to refer to actual predicate.

Bug: 364362654, 40052246
Change-Id: I920b1cf07030649d6306c931b0d6f97b9cae1551
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5874912
Reviewed-by: Peter Kvitek <[email protected]>
Commit-Queue: Andrey Kosyakov <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1357466}
diff --git a/docs/mojo_and_services.md b/docs/mojo_and_services.md
index 20dbf64..847a581 100644
--- a/docs/mojo_and_services.md
+++ b/docs/mojo_and_services.md
@@ -445,7 +445,7 @@
 
 As a last resort, dynamic or feature based mapping to an underlying platform
 sandbox can be achieved but requires plumbing through ContentBrowserClient
-(e.g. `ShouldEnableNetworkServiceSandbox()`).
+(e.g. `ShouldSandboxNetworkService()`).
 
 ## Content-Layer Services Overview