serial: Mark the API stable

Updates runtime_enabled_features.json5 and the stable webexposed tests
to mark the Web Serial API stable on desktop platforms.

Intent to Ship: https://groups.google.com/a/chromium.org/g/blink-dev/c/RCtZPCQLLOQ

Bug: 884928
Change-Id: Ifefaa045a239d3b482287016c98e72c0d8c1da15
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2579840
Commit-Queue: Reilly Grant <reillyg@chromium.org>
Auto-Submit: Reilly Grant <reillyg@chromium.org>
Reviewed-by: Chris Harrelson <chrishtr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#840355}

third_party/blink/renderer/platform/runtime_enabled_features.json5

@@ -1842,8 +1842,7 @@
     },
     {
       name: "Serial",
-      origin_trial_feature_name: "Serial",
-      status: {"Android": "", "default": "experimental"},
+      status: {"Android": "", "default": "stable"},
     },
     {
       name: "ServiceWorkerClientLifecycleState",

third_party/blink/web_tests/virtual/stable/fast/dom/Window/property-access-on-cached-properties-after-frame-navigated-expected.txt

@@ -40,6 +40,8 @@ PASS window.cached_navigator_mediaSession.metadata is null
 PASS window.cached_navigator_mediaSession.playbackState is 'none'
 PASS window.cached_navigator_presentation.defaultRequest is null
 PASS window.cached_navigator_presentation.receiver is null
+PASS window.cached_navigator_serial.onconnect is null
+PASS window.cached_navigator_serial.ondisconnect is null
 PASS window.cached_navigator_serviceWorker.controller is null
 PASS window.cached_navigator_serviceWorker.oncontrollerchange is null
 PASS window.cached_navigator_serviceWorker.onmessage is null

third_party/blink/web_tests/virtual/stable/fast/dom/Window/property-access-on-cached-properties-after-frame-removed-and-gced-expected.txt

@@ -40,6 +40,8 @@ PASS window.cached_navigator_mediaSession.metadata is null
 PASS window.cached_navigator_mediaSession.playbackState is 'none'
 PASS window.cached_navigator_presentation.defaultRequest is null
 PASS window.cached_navigator_presentation.receiver is null
+PASS window.cached_navigator_serial.onconnect is null
+PASS window.cached_navigator_serial.ondisconnect is null
 PASS window.cached_navigator_serviceWorker.controller is null
 PASS window.cached_navigator_serviceWorker.oncontrollerchange is null
 PASS window.cached_navigator_serviceWorker.onmessage is null

third_party/blink/web_tests/virtual/stable/fast/dom/Window/property-access-on-cached-properties-after-frame-removed-expected.txt

@@ -40,6 +40,8 @@ PASS window.cached_navigator_mediaSession.metadata is null
 PASS window.cached_navigator_mediaSession.playbackState is 'none'
 PASS window.cached_navigator_presentation.defaultRequest is null
 PASS window.cached_navigator_presentation.receiver is null
+PASS window.cached_navigator_serial.onconnect is null
+PASS window.cached_navigator_serial.ondisconnect is null
 PASS window.cached_navigator_serviceWorker.controller is null
 PASS window.cached_navigator_serviceWorker.oncontrollerchange is null
 PASS window.cached_navigator_serviceWorker.onmessage is null

third_party/blink/web_tests/virtual/stable/fast/dom/Window/property-access-on-cached-window-after-frame-navigated-expected.txt

@@ -46,6 +46,8 @@ PASS oldChildWindow.navigator.presentation.defaultRequest is newChildWindow.navi
 PASS oldChildWindow.navigator.presentation.receiver is newChildWindow.navigator.presentation.receiver
 PASS oldChildWindow.navigator.product is newChildWindow.navigator.product
 PASS oldChildWindow.navigator.productSub is newChildWindow.navigator.productSub
+PASS oldChildWindow.navigator.serial.onconnect is newChildWindow.navigator.serial.onconnect
+PASS oldChildWindow.navigator.serial.ondisconnect is newChildWindow.navigator.serial.ondisconnect
 PASS oldChildWindow.navigator.serviceWorker.controller is newChildWindow.navigator.serviceWorker.controller
 PASS oldChildWindow.navigator.serviceWorker.oncontrollerchange is newChildWindow.navigator.serviceWorker.oncontrollerchange
 PASS oldChildWindow.navigator.serviceWorker.onmessage is newChildWindow.navigator.serviceWorker.onmessage

third_party/blink/web_tests/virtual/stable/webexposed/feature-policy-features-expected.txt

@@ -34,6 +34,7 @@ payment
 picture-in-picture
 publickey-credentials-get
 screen-wake-lock
+serial
 sync-xhr
 usb
 xr-spatial-tracking

third_party/blink/web_tests/virtual/stable/webexposed/global-interface-listing-dedicated-worker-expected.txt

@@ -1116,6 +1116,28 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     getter statusCode
 [Worker]     getter violatedDirective
 [Worker]     method constructor
+[Worker] interface Serial : EventTarget
+[Worker]     attribute @@toStringTag
+[Worker]     getter onconnect
+[Worker]     getter ondisconnect
+[Worker]     method constructor
+[Worker]     method getPorts
+[Worker]     setter onconnect
+[Worker]     setter ondisconnect
+[Worker] interface SerialPort : EventTarget
+[Worker]     attribute @@toStringTag
+[Worker]     getter onconnect
+[Worker]     getter ondisconnect
+[Worker]     getter readable
+[Worker]     getter writable
+[Worker]     method close
+[Worker]     method constructor
+[Worker]     method getInfo
+[Worker]     method getSignals
+[Worker]     method open
+[Worker]     method setSignals
+[Worker]     setter onconnect
+[Worker]     setter ondisconnect
 [Worker] interface ServiceWorkerRegistration : EventTarget
 [Worker]     attribute @@toStringTag
 [Worker]     getter active
@@ -2745,6 +2767,7 @@ Starting worker: resources/global-interface-listing-worker.js
 [Worker]     getter permissions
 [Worker]     getter platform
 [Worker]     getter product
+[Worker]     getter serial
 [Worker]     getter storage
 [Worker]     getter usb
 [Worker]     getter userAgent

third_party/blink/web_tests/virtual/stable/webexposed/global-interface-listing-expected.txt

@@ -4564,6 +4564,7 @@ interface Navigator
     getter product
     getter productSub
     getter scheduling
+    getter serial
     getter serviceWorker
     getter storage
     getter usb
@@ -6964,6 +6965,29 @@ interface SensorErrorEvent : Event
     attribute @@toStringTag
     getter error
     method constructor
+interface Serial : EventTarget
+    attribute @@toStringTag
+    getter onconnect
+    getter ondisconnect
+    method constructor
+    method getPorts
+    method requestPort
+    setter onconnect
+    setter ondisconnect
+interface SerialPort : EventTarget
+    attribute @@toStringTag
+    getter onconnect
+    getter ondisconnect
+    getter readable
+    getter writable
+    method close
+    method constructor
+    method getInfo
+    method getSignals
+    method open
+    method setSignals
+    setter onconnect
+    setter ondisconnect
 interface ServiceWorker : EventTarget
     attribute @@toStringTag
     getter onerror