Change std::find() to use base:: functions: google_apis/

Simplifies code slightly.

Bug: 1368812
Change-Id: I955ccd2e4cfc1e20466101ff7953eaa60c748f4b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3927913
Auto-Submit: Peter Kasting <pkasting@chromium.org>
Commit-Queue: Alex Ilin <alexilin@chromium.org>
Reviewed-by: Alex Ilin <alexilin@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1052945}

google_apis/gaia/oauth2_id_token_decoder.cc

@@ -7,6 +7,7 @@
 #include <memory>
 
 #include "base/base64url.h"
+#include "base/containers/contains.h"
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/strings/string_split.h"
@@ -95,11 +96,9 @@ TokenServiceFlags ParseServiceFlags(const std::string& id_token) {
   }
 
   token_service_flags.is_child_account =
-      std::find(service_flags.begin(), service_flags.end(),
-                kChildAccountServiceFlag) != service_flags.end();
+      base::Contains(service_flags, kChildAccountServiceFlag);
   token_service_flags.is_under_advanced_protection =
-      std::find(service_flags.begin(), service_flags.end(),
-                kAdvancedProtectionAccountServiceFlag) != service_flags.end();
+      base::Contains(service_flags, kAdvancedProtectionAccountServiceFlag);
   return token_service_flags;
 }