Add field trial testing config for DisableLatencyRecoveryDesktop

Bug: 993895
Change-Id: Id1d68e92f06f00bb6f6b1ea632df34c8f5f76624
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2095408Reviewed-by: kylechar <kylechar@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Mohsen Izadi <mohsen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748452}

testing/variations/fieldtrial_testing_config.json

@@ -1885,6 +1885,25 @@
             ]
         }
     ],
+    "DisableLatencyRecoveryDesktop": [
+        {
+            "platforms": [
+                "chromeos",
+                "linux",
+                "mac",
+                "windows"
+            ],
+            "experiments": [
+                {
+                    "name": "DisabledImplDisabledMain",
+                    "disable_features": [
+                        "ImplLatencyRecovery",
+                        "MainLatencyRecovery"
+                    ]
+                }
+            ]
+        }
+    ],
     "DnsOverHttps": [
         {
             "platforms": [