Add H5vccSystem web interface, set window.h5vcc.h5vccSystem object

third_party/blink/renderer/bindings/generated_in_modules.gni

@@ -2797,6 +2797,8 @@ if (is_cobalt) {
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_crash_annotator.h",
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_h_5_vcc.cc",
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_h_5_vcc.h",
+    "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_h_5_vcc_system.cc",
+    "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_h_5_vcc_system.h",
   ]
 }
 

third_party/blink/renderer/bindings/idl_in_modules.gni

@@ -1212,6 +1212,7 @@ if (is_cobalt) {
             "//third_party/blink/renderer/modules/cobalt/crash_annotator/crash_annotator.idl",
             "//third_party/blink/renderer/modules/cobalt/h_5_vcc.idl",
             "//third_party/blink/renderer/modules/cobalt/window_h_5_vcc.idl",
+            "//third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.idl",
           ],
           "abspath")
 }

third_party/blink/renderer/modules/BUILD.gn

@@ -171,6 +171,7 @@ component("modules") {
     sub_modules += [
       "//third_party/blink/renderer/modules/cobalt:h_5_vcc",
       "//third_party/blink/renderer/modules/cobalt/crash_annotator",
+      "//third_party/blink/renderer/modules/cobalt/h5vcc_system",
     ]
   }
 

third_party/blink/renderer/modules/cobalt/BUILD.gn

@@ -19,5 +19,8 @@ blink_modules_sources("h_5_vcc") {
     "h_5_vcc.cc",
     "h_5_vcc.h",
   ]
-  deps = ["//third_party/blink/renderer/modules/cobalt/crash_annotator"]
+  deps = [
+    "//third_party/blink/renderer/modules/cobalt/crash_annotator",
+    "//third_party/blink/renderer/modules/cobalt/h5vcc_system",
+  ]
 }

third_party/blink/renderer/modules/cobalt/h5vcc_system/BUILD.gn

@@ -0,0 +1,7 @@
+import("//third_party/blink/renderer/modules/modules.gni")
+blink_modules_sources("h5vcc_system") {
+  sources = [
+    "h_5_vcc_system.cc",
+    "h_5_vcc_system.h",
+  ]
+}

third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.cc

@@ -0,0 +1,57 @@
+// Copyright 2024 The Cobalt Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.h"
+
+#include "mojo/public/cpp/bindings/pending_receiver.h"
+#include "mojo/public/cpp/bindings/remote.h"
+#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
+#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
+#include "third_party/blink/renderer/core/execution_context/execution_context.h"
+#include "third_party/blink/renderer/core/frame/local_dom_window.h"
+#include "third_party/blink/renderer/platform/bindings/exception_state.h"
+#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
+
+namespace blink {
+
+// static
+const char H5vccSystem::kSupplementName[] = "H5vccSystem";
+
+//static
+H5vccSystem* H5vccSystem::h5vccSystem(LocalDOMWindow& window) {
+  H5vccSystem* h5vccSystem = Supplement<LocalDOMWindow>::From<H5vccSystem>(window);
+  if (!h5vccSystem && window.GetExecutionContext()) {
+    h5vccSystem = MakeGarbageCollected<H5vccSystem>(window);
+  }
+  return h5vccSystem;
+}
+
+H5vccSystem::H5vccSystem(LocalDOMWindow& window)
+    : Supplement<LocalDOMWindow>(window),
+      ExecutionContextLifecycleObserver(window.GetExecutionContext()) {}
+
+void H5vccSystem::ContextDestroyed() {}
+
+const String H5vccSystem::advertisingId() const {
+  // TODO populate the value here.
+//   return advertising_id_;
+  return String("fake advertisingId");
+}
+
+void H5vccSystem::Trace(Visitor* visitor) const {
+  ExecutionContextLifecycleObserver::Trace(visitor);
+  ScriptWrappable::Trace(visitor);
+}
+
+}  // namespace blink

third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.h

@@ -0,0 +1,61 @@
+// Copyright 2024 The Cobalt Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_H_5_VCC_SYSTEM_H_
+#define THIRD_PARTY_BLINK_RENDERER_MODULES_H_5_VCC_SYSTEM_H_
+
+#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
+#include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h"
+#include "third_party/blink/renderer/modules/modules_export.h"
+#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
+#include "third_party/blink/renderer/platform/mojo/heap_mojo_receiver.h"
+#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
+#include "third_party/blink/renderer/platform/mojo/heap_mojo_wrapper_mode.h"
+#include "third_party/blink/renderer/platform/supplementable.h"
+
+namespace blink {
+
+class ExecutionContext;
+class LocalDOMWindow;
+class ScriptPromiseResolver;
+class ScriptState;
+
+class MODULES_EXPORT H5vccSystem final
+    : public ScriptWrappable,
+      public Supplement<LocalDOMWindow>,
+      public ExecutionContextLifecycleObserver {
+  DEFINE_WRAPPERTYPEINFO();
+
+ public:
+  static const char kSupplementName[];
+
+  // For window.h5vccSystem
+  static H5vccSystem* h5vccSystem(LocalDOMWindow&);
+
+  explicit H5vccSystem(LocalDOMWindow&);
+
+  void ContextDestroyed() override;
+
+  // Web-exposed interface:
+  const String advertisingId() const;
+
+  void Trace(Visitor*) const override;
+
+ private:
+  String advertising_id_;
+};
+
+}  // namespace blink
+
+#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_H_5_VCC_SYSTEM_H_

third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.idl

@@ -0,0 +1,21 @@
+// Copyright 2025 The Cobalt Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+[
+    Exposed=Window,
+    SecureContext
+]
+interface H5vccSystem {
+    readonly attribute DOMString advertisingId;
+};

third_party/blink/renderer/modules/cobalt/h_5_vcc.cc

@@ -16,6 +16,7 @@
 
 #include "third_party/blink/renderer/core/frame/local_dom_window.h"
 #include "third_party/blink/renderer/modules/cobalt/crash_annotator/crash_annotator.h"
+#include "third_party/blink/renderer/modules/cobalt/h5vcc_system/h_5_vcc_system.h"
 
 namespace blink {
 
@@ -34,10 +35,12 @@ H5vcc* H5vcc::h5vcc(LocalDOMWindow& window) {
 
 H5vcc::H5vcc(LocalDOMWindow& window)
     : Supplement<LocalDOMWindow>(window),
-      crash_annotator_(MakeGarbageCollected<CrashAnnotator>(window)) {}
+      crash_annotator_(MakeGarbageCollected<CrashAnnotator>(window)),
+      h5vcc_system_(MakeGarbageCollected<H5vccSystem>(window)) {}
 
 void H5vcc::Trace(Visitor* visitor) const {
   visitor->Trace(crash_annotator_);
+  visitor->Trace(h5vcc_system_);
   Supplement<LocalDOMWindow>::Trace(visitor);
   ScriptWrappable::Trace(visitor);
 }

third_party/blink/renderer/modules/cobalt/h_5_vcc.h

@@ -27,6 +27,7 @@ namespace blink {
 class ScriptState;
 class CrashAnnotator;
 class LocalDOMWindow;
+class H5vccSystem;
 
 class MODULES_EXPORT H5vcc final
     : public ScriptWrappable,
@@ -43,10 +44,13 @@ class MODULES_EXPORT H5vcc final
 
   CrashAnnotator* crashAnnotator() { return crash_annotator_; }
 
+  H5vccSystem* h5vccSystem() { return h5vcc_system_; }
+
   void Trace(Visitor*) const override;
 
  private:
   Member<CrashAnnotator> crash_annotator_;
+  Member<H5vccSystem> h5vcc_system_;
 };
 
 }

third_party/blink/renderer/modules/cobalt/h_5_vcc.idl

@@ -18,4 +18,5 @@
 ]
 interface H5vcc {
     readonly attribute CrashAnnotator crashAnnotator;
+    readonly attribute H5vccSystem h5vccSystem;
 };

third_party/blink/web_tests/external/wpt/cobalt/h5vcc-system/h5vcc-system.https.sub.html

@@ -0,0 +1,15 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test h5vcc_system web API.</title>
+  <script src='/resources/testharness.js'></script>
+  <script src='/resources/testharnessreport.js'></script>
+</head>
+<body>
+  <script>
+    test(() => {
+        assert_equals(window.h5vcc.h5vccSystem.advertisingId, "fake advertisingId");
+    }, "h5vccSystem has the right property value");
+  </script>
+</body>
+</html>