[DevTools] Flip experiment flag for Payment Handler.

Bug: 980291
Change-Id: I951ce25bb15e17f48b974f30a8b8e074f83f8e32
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1771975
Commit-Queue: Rayan Kanso <rayankans@chromium.org>
Reviewed-by: Alexei Filippov <alph@chromium.org>
Cr-Commit-Position: refs/heads/master@{#691119}

third_party/blink/renderer/devtools/front_end/main/Main.js

@@ -139,8 +139,12 @@ Main.Main = class {
     const enabledExperiments = Runtime.queryParam('enabledExperiments');
     if (enabledExperiments)
       Runtime.experiments.setServerEnabledExperiments(enabledExperiments.split(';'));
-    Runtime.experiments.setDefaultExperiments(
-        ['backgroundServices', 'backgroundServicesNotifications', 'backgroundServicesPushMessaging']);
+    Runtime.experiments.setDefaultExperiments([
+      'backgroundServices',
+      'backgroundServicesNotifications',
+      'backgroundServicesPushMessaging',
+      'backgroundServicesPaymentHandler',
+    ]);
 
     if (Host.isUnderTest() && Runtime.queryParam('test').includes('live-line-level-heap-profile.js'))
       Runtime.experiments.enableForTest('liveHeapProfile');

third_party/blink/web_tests/http/tests/devtools/application-panel/resources-panel-iframe-idb-expected.txt

@@ -28,6 +28,7 @@ Background Services
  Background Fetch
  Background Sync
  Notifications
+ Payment Handler
  Push Messaging
 Frames
  top
@@ -56,6 +57,7 @@ Background Services
  Background Fetch
  Background Sync
  Notifications
+ Payment Handler
  Push Messaging
 Frames
  top
@@ -88,6 +90,7 @@ Background Services
  Background Fetch
  Background Sync
  Notifications
+ Payment Handler
  Push Messaging
 Frames
  top

third_party/blink/web_tests/http/tests/devtools/application-panel/resources-panel-on-navigation-expected.txt

@@ -23,6 +23,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -50,6 +51,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top

third_party/blink/web_tests/http/tests/devtools/application-panel/resources-panel-resource-preview-expected.txt

@@ -21,6 +21,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -46,6 +47,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -76,6 +78,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -106,6 +109,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top

third_party/blink/web_tests/http/tests/devtools/application-panel/resources-panel-selection-on-reload-expected.txt

@@ -23,6 +23,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -51,6 +52,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top

third_party/blink/web_tests/http/tests/devtools/application-panel/resources-panel-websql-expected.txt

@@ -21,6 +21,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -47,6 +48,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top
@@ -73,6 +75,7 @@ Background Services
   Background Fetch
   Background Sync
   Notifications
+  Payment Handler
   Push Messaging
 Frames
   top