[source-phase-imports] Dynamic import source call

Add source phase import support in import calls with necessary
embedder APIs. When a imported module does not support source phase
representation, a ReferenceError is thrown in d8.

Bug: 42204365
Change-Id: If40cadfcdf0a547f24d20c67149bba559480341d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/5878343
Commit-Queue: Chengzhong Wu (legendecas) <legendecas@gmail.com>
Reviewed-by: Shu-yu Guo <syg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#96473}

test/staging/source-phase-imports/import-source-source-text-module.js

@@ -0,0 +1,24 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+/*---
+description: >
+  GetModuleSource of SourceTextModule throws a ReferenceError.
+esid: sec-source-text-module-record-getmodulesource
+features: [source-phase-imports]
+flags: [async]
+includes: [asyncHelpers.js]
+---*/
+
+asyncTest(async function () {
+  await assert.throwsAsync(
+    ReferenceError,
+    () => import.source('./modules-simple_FIXTURE.js'),
+    "Promise should be rejected with ReferenceError");
+
+  // Import a module that has a source phase import.
+  await assert.throwsAsync(
+    ReferenceError,
+    () => import('./modules-import-source_FIXTURE.js'),
+    "Promise should be rejected with ReferenceError in indirect import source");
+});

test/staging/source-phase-imports/modules-import-source_FIXTURE.js

@@ -0,0 +1,5 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import source x from './modules-simple_FIXTURE.js';

test/staging/source-phase-imports/modules-simple_FIXTURE.js

@@ -0,0 +1,6 @@
+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Just a module file that does nothing.
+export const x = 42;