Changed BundledConnectionHelp to enabled by default.

BundledConnectionHelp is ready to launch, flipping flag to enabled and
cleaning up fieltrial_testing_config.json before submitting the
new variations config.

Bug: 803178
Change-Id: Iee7297e4d58b073126585a2143412b6dadf41510
Reviewed-on: https://chromium-review.googlesource.com/1255383Reviewed-by: Mustafa Emre Acer <meacer@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Commit-Queue: Carlos IL <carlosil@chromium.org>
Cr-Commit-Position: refs/heads/master@{#595830}

chrome/common/chrome_features.cc

@@ -124,7 +124,7 @@ const base::Feature kBrowserHangFixesExperiment{
 // accessing https://support.google.com/chrome/answer/6098869 to local
 // connection help content.
 const base::Feature kBundledConnectionHelpFeature{
-    "BundledConnectionHelp", base::FEATURE_DISABLED_BY_DEFAULT};
+    "BundledConnectionHelp", base::FEATURE_ENABLED_BY_DEFAULT};
 
 #if defined(OS_MACOSX)
 // Enables or disables keyboard focus for the tab strip.

testing/variations/fieldtrial_testing_config.json

@@ -1047,25 +1047,6 @@
             ]
         }
     ],
-    "BundledConnectionHelp": [
-        {
-            "platforms": [
-                "android",
-                "chromeos",
-                "linux",
-                "mac",
-                "windows"
-            ],
-            "experiments": [
-                {
-                    "name": "HTTPHelpCenterEnabled",
-                    "enable_features": [
-                        "BundledConnectionHelp"
-                    ]
-                }
-            ]
-        }
-    ],
     "CCTModule": [
         {
             "platforms": [