Renaming TrustTokens to PrivateStateTokens in UI and runtime features

Runtime Network::features:
  kTrustTokens -> kPrivateStateTokens

blink runtime features:
  TrustTokens -> PrivateStateTokens
  TrustTokensAlwaysAllowIssuance -> PrivateStateTokensAlwaysAllowIssuance

Bug: 1385468

Change-Id: Id507d9cf733f6cbd23d4516776493c409636a3ca
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4015541
Reviewed-by: Nate Fischer <[email protected]>
Reviewed-by: Kentaro Hara <[email protected]>
Reviewed-by: Maks Orlovich <[email protected]>
Reviewed-by: John Abd-El-Malek <[email protected]>
Commit-Queue: Sergey Kataev <[email protected]>
Reviewed-by: Joshua Pawlicki <[email protected]>
Reviewed-by: Joshua Bell <[email protected]>
Reviewed-by: Kyle Horimoto <[email protected]>
Reviewed-by: Reilly Grant <[email protected]>
Reviewed-by: Philip Rogers <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1073516}
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
index b11ecd5f..260faffe 100644
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -2989,9 +2989,9 @@
     "specified e.g. \"http://example.com\". For the definition of secure "
     "contexts, see https://w3c.github.io/webappsec-secure-contexts/";
 
-const char kTrustTokensName[] = "Enable Trust Tokens";
-const char kTrustTokensDescription[] =
-    "Enables the prototype Trust Token API "
+const char kPrivateStateTokensName[] = "Enable Private State Tokens";
+const char kPrivateStateTokensDescription[] =
+    "Enables the prototype Private State Token API "
     "(https://github.com/wicg/trust-token-api).";
 
 const char kTurnOffStreamingMediaCachingOnBatteryName[] =