Idlharness.js tests added for Trusted Types API

Added Idlharness tests for Trusted Types interfaces.
Removed "Worker" from "Exposed=(...)" in TrustedXXX .idl files.

Bug: 739170
Change-Id: Id8834affcdded63f3ebb9ebd4d288cfd01ef24a8
Reviewed-on: https://chromium-review.googlesource.com/1204150
Commit-Queue: Maja Kabus <kabusm@google.com>
Reviewed-by: Mike West <mkwst@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589146}

third_party/WebKit/LayoutTests/external/wpt/interfaces/trusted-types.tentative.idl

+// https://github.com/wicg/trusted-types
+
+typedef (DOMString or TrustedHTML) HTMLString;
+typedef (DOMString or TrustedScript) ScriptString;
+typedef (DOMString or TrustedScriptURL) ScriptURLString;
+typedef (USVString or TrustedURL) URLString;
+
+[Exposed=Window]
+interface TrustedHTML {
+    stringifier;
+};
+
+[Exposed=Window]
+interface TrustedScript {
+    stringifier;
+};
+
+[Exposed=Window]
+interface TrustedScriptURL {
+    stringifier;
+};
+
+[Exposed=Window]
+interface TrustedURL {
+    stringifier;
+};
+
+[Exposed=Window]
+interface TrustedTypePolicyFactory {
+    TrustedTypePolicy createPolicy(DOMString policyName, TrustedTypePolicyOptions policyOptions);
+    // All the policy object names that have been created
+    sequence<DOMString> getPolicyNames();
+};
+
+[Exposed=Window]
+interface TrustedTypePolicy {
+    readonly attribute DOMString name;
+    TrustedHTML createHTML(DOMString input);
+    TrustedScript createScript(DOMString input);
+    TrustedScriptURL createScriptURL(DOMString input);
+    TrustedURL createURL(DOMString input);
+};
+
+dictionary TrustedTypePolicyOptions {
+   CreateHTMLCallback createHTML;
+   CreateScriptCallback createScript;
+   CreateURLCallback createScriptURL;
+   CreateURLCallback createURL;
+};
+
+callback CreateHTMLCallback = DOMString (DOMString input);
+callback CreateScriptCallback = DOMString (DOMString input);
+callback CreateURLCallback = USVString (DOMString input);

third_party/WebKit/LayoutTests/external/wpt/trusted-types/idlharness.window.js

+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+
+idl_test(
+    ['trusted-types.tentative'],
+    ['dom', 'html'],
+    idl_array => {
+      idl_array.add_objects({
+        TrustedTypePolicyFactory: ['window.TrustedTypes'],
+        TrustedTypePolicy: ['window.TrustedTypes.createPolicy("SomeName", { createHTML: s => s })'],
+        TrustedHTML: ['window.TrustedTypes.createPolicy("SomeName1", { createHTML: s => s }).createHTML("A string")'],
+        TrustedScript: ['window.TrustedTypes.createPolicy("SomeName2", { createScript: s => s }).createScript("A string")'],
+        TrustedScriptURL: ['window.TrustedTypes.createPolicy("SomeName3", { createScriptURL: s => s }).createScriptURL("A string")'],
+        TrustedURL: ['window.TrustedTypes.createPolicy("SomeName4", { createURL: s => s }).createURL("A string")']
+      });
+    },
+    'Trusted Types'
+);

third_party/blink/renderer/core/trustedtypes/trusted_html.idl

@@ -7,7 +7,7 @@
 typedef (DOMString or TrustedHTML) HTMLString;
 
 [
-    Exposed=(Window,Worker),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedHTML {
     stringifier;

third_party/blink/renderer/core/trustedtypes/trusted_script.idl

@@ -7,7 +7,7 @@
 typedef (DOMString or TrustedScript) ScriptString;
 
 [
-    Exposed=(Window,Worker),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedScript {
     stringifier;

third_party/blink/renderer/core/trustedtypes/trusted_script_url.idl

@@ -7,7 +7,7 @@
 typedef (DOMString or TrustedScriptURL) ScriptURLString;
 
 [
-    Exposed=(Window,Worker),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedScriptURL {
     stringifier;

third_party/blink/renderer/core/trustedtypes/trusted_type_policy.idl

@@ -7,7 +7,7 @@
 typedef (DOMString or TrustedHTML or TrustedScript or TrustedScriptURL or TrustedURL) TrustedString;
 
 [
-    Exposed=(Window),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedTypePolicy {
     readonly attribute DOMString name;

third_party/blink/renderer/core/trustedtypes/trusted_type_policy_factory.idl

@@ -5,7 +5,7 @@
 // https://github.com/wicg/trusted-types
 
 [
-    Exposed=(Window),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedTypePolicyFactory {
     [RaisesException] TrustedTypePolicy createPolicy(DOMString policyName, TrustedTypePolicyOptions policyOptions, optional boolean exposed = false);

third_party/blink/renderer/core/trustedtypes/trusted_url.idl

@@ -7,7 +7,7 @@
 typedef (USVString or TrustedURL) URLString;
 
 [
-    Exposed=(Window,Worker),
+    Exposed=Window,
     RuntimeEnabled=TrustedDOMTypes
 ] interface TrustedURL {
     stringifier;