Cursor Control: Enable field trial

Bug: 1126778
Change-Id: Icbf0745c97febdb4a640cc401f7fd2d625fe207a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2536074Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Shimi Zhang <ctzsm@chromium.org>
Cr-Commit-Position: refs/heads/master@{#827013}

testing/variations/fieldtrial_testing_config.json

@@ -6497,6 +6497,22 @@
             ]
         }
     ],
+    "SwipeToMoveCursor": [
+        {
+            "platforms": [
+                "android",
+                "android_webview"
+            ],
+            "experiments": [
+                {
+                    "name": "Enabled",
+                    "enable_features": [
+                        "SwipeToMoveCursor"
+                    ]
+                }
+            ]
+        }
+    ],
     "SyncInstanceIDTokenTTL": [
         {
             "platforms": [