Adding two missing Field Trial configs for Autofill experiments

Change-Id: I5c4e2a34c2c39e06029d27bc1a0f27dab26c4382
Reviewed-on: https://chromium-review.googlesource.com/c/1329896Reviewed-by: Jesse Doherty <jwd@chromium.org>
Commit-Queue: Tommy Martino <tmartino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#606977}

testing/variations/fieldtrial_testing_config.json

@@ -596,6 +596,45 @@
             ]
         }
     ],
+    "AutofillDropdownLayout": [
+        {
+            "platforms": [
+                "chromeos",
+                "linux",
+                "mac",
+                "windows"
+            ],
+            "experiments": [
+                {
+                    "name": "Enabled_LeadingIcon",
+                    "params": {
+                        "variant": "leading-icon"
+                    },
+                    "enable_features": [
+                        "AutofillDropdownLayout"
+                    ]
+                },
+                {
+                    "name": "Enabled_TrailingIcon",
+                    "params": {
+                        "variant": "trailing-icon"
+                    },
+                    "enable_features": [
+                        "AutofillDropdownLayout"
+                    ]
+                },
+                {
+                    "name": "Enabled_TwoLinesLeadingIcon",
+                    "params": {
+                        "variant": "two-lines-leading-icon"
+                    },
+                    "enable_features": [
+                        "AutofillDropdownLayout"
+                    ]
+                }
+            ]
+        }
+    ],
     "AutofillDynamicForms": [
         {
             "platforms": [
@@ -714,6 +753,21 @@
             ]
         }
     ],
+    "AutofillRefreshStyleAndroid": [
+        {
+            "platforms": [
+                "android"
+            ],
+            "experiments": [
+                {
+                    "name": "Enabled",
+                    "enable_features": [
+                        "AutofillRefreshStyleAndroid"
+                    ]
+                }
+            ]
+        }
+    ],
     "AutofillResetFullServerCardsOnAuthError": [
         {
             "platforms": [