[Autofill] Field trial experiment for more structure in names

Change-Id: I11905913c5ed540f08ec9a290363951c83bf2a34
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2540471
Auto-Submit: Matthias Körber <koerber@google.com>
Commit-Queue: Ilya Sherman <isherman@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#827880}

testing/variations/fieldtrial_testing_config.json

@@ -777,6 +777,26 @@
             ]
         }
     ],
+    "AutofillEnableSupportForMoreStructureInNames": [
+        {
+            "platforms": [
+                "android",
+                "chromeos",
+                "ios",
+                "linux",
+                "mac",
+                "windows"
+            ],
+            "experiments": [
+                {
+                    "name": "EnableSupportForMoreStructureInNames",
+                    "enable_features": [
+                        "AutofillEnableSupportForMoreStructureInNames"
+                    ]
+                }
+            ]
+        }
+    ],
     "AutofillFieldMetadata": [
         {
             "platforms": [