[Autofill] Disable structured names on TOT to minimize risk for WV

Although the feature is going to get launched to 99%, to non WebView
Clients, the feature is disabled on TOT.
To maintain the current test expectations, the feature was added to
the fixture of SaveAddressProfilePromptControllerTest.

Change-Id: I2e7c259bc42ed03167a80552498e611d7ad00001
Bug: 1099202
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2843324
Commit-Queue: Matthias Körber <koerber@google.com>
Reviewed-by: Christoph Schwering <schwering@google.com>
Cr-Commit-Position: refs/heads/master@{#874899}
GitOrigin-RevId: cdb24f961da09b254a3ecea97e55bbc9bef99466
diff --git a/variations/fieldtrial_testing_config.json b/variations/fieldtrial_testing_config.json
index 849ee2e..ef42f66 100644
--- a/variations/fieldtrial_testing_config.json
+++ b/variations/fieldtrial_testing_config.json
@@ -905,6 +905,27 @@
             ]
         }
     ],
+    "AutofillEnableSupportForMoreStructureInNames": [
+        {
+            "platforms": [
+                "android",
+                "chromeos",
+                "chromeos_lacros",
+                "ios",
+                "linux",
+                "mac",
+                "windows"
+            ],
+            "experiments": [
+                {
+                    "name": "EnableSupportForMoreStructureInNames",
+                    "enable_features": [
+                        "AutofillEnableSupportForMoreStructureInNames"
+                    ]
+                }
+            ]
+        }
+    ],
     "AutofillKeyboardAccessory": [
         {
             "platforms": [