predictors: Enable SpeculativeResourcePrefetching for fieldtrial testing.

testing/variations/fieldtrial_testing_config.json

Index: testing/variations/fieldtrial_testing_config.json
diff --git a/testing/variations/fieldtrial_testing_config.json b/testing/variations/fieldtrial_testing_config.json
index 839088562a4d48364292f1b421894a8fa6907846..53eb09aca7bce3c524061203354f885d7caf593f 100644
--- a/testing/variations/fieldtrial_testing_config.json
+++ b/testing/variations/fieldtrial_testing_config.json
@@ -2792,6 +2792,33 @@
             ]
         }
     ],
+    "SpeculativeResourcePrefetchingValidation": [
+        {
+            "platforms": [
+                "android"
+            ],
+            "experiments": [
+                {
+                    "name": "Prefetching",
+                    "params": {
+                        "mode": "prefetching"
+                    },
+                    "enable_features": [
+                        "SpeculativeResourcePrefetching"
+                    ]
+                },
+                {

[pasko, 2017/05/03 16:47:29]

afair the second experiment is never used, let's keep just one?

[alexilin, 2017/05/03 16:57:01]

You are right. I've added it rather for documentation purposes.
Done.

+                    "name": "Learning",
+                    "params": {
+                        "mode": "learning"
+                    },
+                    "enable_features": [
+                        "SpeculativeResourcePrefetching"
+                    ]
+                }
+            ]
+        }
+    ],
     "StrictSecureCookies": [
         {
             "platforms": [