Enable waterfall testing for DesktopIOSPromotion.

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 661fa50869b07ce9de93f2d3f15a2816a6acd772..9a0cb039faf78fdd7482a6e974308d5200c4b278 100644
--- a/testing/variations/fieldtrial_testing_config.json
+++ b/testing/variations/fieldtrial_testing_config.json
@@ -695,6 +695,71 @@
             ]
         }
     ],
+    "DesktopIOSPromotion": [
+        {
+            "platforms": [
+                "win"
+            ],
+            "experiments": [
+                {
+                    "name": "SavePasswordsBubblePromotionV1",

[Alexei Svitkine (slow), 2017/05/03 19:03:17]

Not: The first one will be the config tested by perf bots and browser tests. So
please ensure the first one you have listed is the one you want to receive the
coverage.

+                    "params": {
+                        "body_text_id": "0",
+                        "entry_point": "SavePasswordsBubblePromotion",
+                        "max_views": "3",
+                        "promo_variation_id": "1",
+                        "sms_id": "19001508",
+                        "title_text_id": "0"
+                    },
+                    "enable_features": [
+                        "DesktopIOSPromotion"
+                    ]
+                },
+                {
+                    "name": "SavePasswordsBubblePromotionV2",
+                    "params": {
+                        "body_text_id": "0",
+                        "entry_point": "SavePasswordsBubblePromotion",
+                        "max_views": "3",
+                        "promo_variation_id": "2",
+                        "sms_id": "19001509",
+                        "title_text_id": "1"
+                    },
+                    "enable_features": [
+                        "DesktopIOSPromotion"
+                    ]
+                },
+                {
+                    "name": "SavePasswordsBubblePromotionV3",
+                    "params": {
+                        "body_text_id": "0",
+                        "entry_point": "SavePasswordsBubblePromotion",
+                        "max_views": "3",
+                        "promo_variation_id": "3",
+                        "sms_id": "19001510",
+                        "title_text_id": "2"
+                    },
+                    "enable_features": [
+                        "DesktopIOSPromotion"
+                    ]
+                },
+                {
+                    "name": "SavePasswordsBubblePromotion50Beta",
+                    "params": {
+                        "body_text_id": "0",
+                        "entry_point": "SavePasswordsBubblePromotion",
+                        "max_views": "3",
+                        "promo_variation_id": "1",
+                        "sms_id": "19001507",
+                        "title_text_id": "0"
+                    },
+                    "enable_features": [
+                        "DesktopIOSPromotion"
+                    ]
+                }
+            ]
+        }
+    ],
     "DirectCompositionOverlays": [
         {
             "platforms": [