Download infobar : Enable by default

Enabling download infobar by default on TOT. The feature will be 100%
rolled out via finch in M73.
Also assigned owners to the feature flag.

Change-Id: I8b18ccae55678223045bd862f1d9cd98b8d211f6
Reviewed-on: https://chromium-review.googlesource.com/c/1495046Reviewed-by: Elly Fong-Jones <ellyjones@chromium.org>
Reviewed-by: Min Qin <qinmin@chromium.org>
Commit-Queue: Shakti Sahu <shaktisahu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#636891}

chrome/browser/android/chrome_feature_list.cc

@@ -336,7 +336,7 @@ const base::Feature kDownloadAutoResumptionThrottling{
     "DownloadAutoResumptionThrottling", base::FEATURE_ENABLED_BY_DEFAULT};
 
 const base::Feature kDownloadProgressInfoBar{"DownloadProgressInfoBar",
-                                             base::FEATURE_DISABLED_BY_DEFAULT};
+                                             base::FEATURE_ENABLED_BY_DEFAULT};
 
 const base::Feature kDownloadHomeV2{"DownloadHomeV2",
                                     base::FEATURE_DISABLED_BY_DEFAULT};

chrome/browser/flag-metadata.json

@@ -691,8 +691,8 @@
   },
   {
     "name": "download-progress-infobar",
-    // "owners": [ "your-team" ],
-    "expiry_milestone": 76
+    "owners": [ "shaktisahu", "dtrainor" ],
+    "expiry_milestone": 75
   },
   {
     "name": "enable-accessibility-object-model",