Clipboard API Tests: Await set_permission to deflake tests.

await set_permission, which is an async function. Somehow, this was
missed in https://crrev.com/c/2065346 and https://crrev.com/c/2200278,
causing some of these tests to flake (1/10 times).

Bug: 1083268, 1082747
Change-Id: Iedf7e63a02d200c76df0aaa431980493c6a35e61
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2204838
Auto-Submit: Darwin Huang <huangdarwin@chromium.org>
Commit-Queue: Victor Costan <pwnall@chromium.org>
Reviewed-by: Victor Costan <pwnall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#769578}

third_party/blink/web_tests/external/wpt/clipboard-apis/async-write-blobs-read-blobs.https.html

@@ -16,8 +16,8 @@ async function loadBlob(fileName) {
 }
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const blobText = new Blob(['test text'], {type: 'text/plain'});
   const blobImage = await loadBlob('resources/greenbox.png');

third_party/blink/web_tests/external/wpt/clipboard-apis/async-write-image-read-image.https.html

@@ -40,8 +40,8 @@ async function loadBlob(fileName) {
 }
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const blobInput = await loadBlob('resources/greenbox.png');
 
@@ -67,8 +67,8 @@ promise_test(async t => {
 }, 'Verify write and read clipboard [image/png Blob]');
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const invalidPngBlob = new Blob(['this text is not a valid png image'],
       {type: 'image/png'});

third_party/blink/web_tests/external/wpt/clipboard-apis/detached-iframe/read-on-detaching-iframe.https.html

@@ -11,11 +11,11 @@
 'use strict';
 
 promise_test(async t => {
-  // Note: This tests proper behavior on a detaching iframe. text/plain is
-  // chosen for simplicity, and the test should fail the same way no matter what
-  // the input type is.
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  // This tests proper behavior on a detaching iframe. text/plain is chosen for
+  // simplicity, and the test should fail the same way no matter what the input
+  // type is.
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const iframe = document.getElementById('iframe');
   const iframeClipboard = iframe.contentWindow.navigator.clipboard;
@@ -26,8 +26,8 @@ promise_test(async t => {
   iframe.focus();
 
   // An iframe detaching while writing to the clipboard should fail, but not
-  // crash. Note the lack of await here, meaning that the iframe will detach
-  // while the read operation is running.
+  // crash. The lack of await here means that the iframe will detach while the
+  // write operation is running.
   iframeClipboard.read([clipboardItemInput]);
   iframe.parentNode.removeChild(iframe);
 }, 'Verify read fails on detaching iframe');

third_party/blink/web_tests/external/wpt/clipboard-apis/detached-iframe/write-on-detaching-iframe.https.html

@@ -11,11 +11,11 @@
 'use strict';
 
 promise_test(async t => {
-  // Note: This tests proper behavior on a detaching iframe. text/plain is
-  // chosen for simplicity, and the test should fail the same way no matter what
-  // the input type is.
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  // This tests proper behavior on a detaching iframe. text/plain is chosen for
+  // simplicity, and the test should fail the same way no matter what the input
+  // type is.
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const iframe = document.getElementById('iframe');
   const iframeClipboard = iframe.contentWindow.navigator.clipboard;
@@ -26,8 +26,8 @@ promise_test(async t => {
   iframe.focus();
 
   // An iframe detaching while writing to the clipboard should fail, but not
-  // crash. Note the lack of await here, meaning that the iframe will detach
-  // while the write operation is running.
+  // crash. The lack of await here means that the iframe will detach while the
+  // write operation is running.
   iframeClipboard.write([clipboardItemInput]);
   iframe.parentNode.removeChild(iframe);
 }, 'Verify write fails on detaching iframe');

third_party/blink/web_tests/external/wpt/clipboard-apis/detached-iframe/write-read-on-detached-iframe.https.html

@@ -11,11 +11,11 @@
 'use strict';
 
 promise_test(async t => {
-  // Note: This tests proper detached iframe behavior. text/plain is chosen for
+  // This tests proper behavior on a detaching iframe. text/plain is chosen for
   // simplicity, and the test should fail the same way no matter what the input
   // type is.
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const iframe = document.getElementById('iframe');
   const iframeClipboard = iframe.contentWindow.navigator.clipboard;

third_party/blink/web_tests/external/wpt/clipboard-apis/detached-iframe/writeText-readText-on-detached-iframe.https.html

@@ -11,8 +11,8 @@
 'use strict';
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
   const iframe = document.getElementById('iframe');
   // Clipboard API must only be available in focused documents.

third_party/blink/web_tests/external/wpt/clipboard-apis/permissions/readText-denied.https.html

@@ -10,7 +10,7 @@
 'use strict';
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'denied');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'denied');
   await promise_rejects_dom(t,
       'NotAllowedError', navigator.clipboard.readText());
 }, 'navigator.clipboard.readText() fails when permission denied');

third_party/blink/web_tests/external/wpt/clipboard-apis/permissions/readText-granted.https.html

@@ -10,7 +10,7 @@
 'use strict';
 
 promise_test(async () => {
-  test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
   await navigator.clipboard.readText();
 }, 'navigator.clipboard.readText() succeeds when permission granted');
 </script>
\ No newline at end of file

third_party/blink/web_tests/external/wpt/clipboard-apis/permissions/writeText-denied.https.html

@@ -10,7 +10,7 @@
 'use strict';
 
 promise_test(async t => {
-  test_driver.set_permission({name: 'clipboard-write'}, 'denied');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'denied');
   await promise_rejects_dom(t, 'NotAllowedError',
       navigator.clipboard.writeText('xyz'));
 }, 'navigator.clipboard.writeText() fails when permission denied');

third_party/blink/web_tests/external/wpt/clipboard-apis/permissions/writeText-granted.https.html

@@ -10,7 +10,7 @@
 'use strict';
 
 promise_test(async () => {
-  test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+  await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
   await navigator.clipboard.writeText('xyz');
 }, 'navigator.clipboard.writeText() succeeds when permission granted');
 </script>
\ No newline at end of file

third_party/blink/web_tests/external/wpt/clipboard-apis/text-write-read/async-write-read.https.html

@@ -12,8 +12,8 @@
 <script>
 async function readWriteTest(textInput) {
   promise_test(async t => {
-    test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-    test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
     const blobInput = new Blob([textInput], {type: 'text/plain'});
     const clipboardItemInput = new ClipboardItem({'text/plain': blobInput});

third_party/blink/web_tests/external/wpt/clipboard-apis/text-write-read/async-write-readText.https.html

@@ -11,8 +11,8 @@
 <script>
 async function readWriteTest(textInput) {
   promise_test(async t => {
-    test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-    test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
     const blobInput = new Blob([textInput], {type: 'text/plain'});
     const clipboardItem = new ClipboardItem({'text/plain': blobInput});

third_party/blink/web_tests/external/wpt/clipboard-apis/text-write-read/async-writeText-read.https.html

@@ -11,8 +11,8 @@
 <script>
 async function readWriteTest(textInput) {
   promise_test(async t => {
-    test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-    test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
     await navigator.clipboard.writeText(textInput);
     const clipboardItems = await navigator.clipboard.read();

third_party/blink/web_tests/external/wpt/clipboard-apis/text-write-read/async-writeText-readText.https.html

@@ -9,8 +9,8 @@
 <script>
 async function readWriteTest(textInput) {
   promise_test(async t => {
-    test_driver.set_permission({name: 'clipboard-read'}, 'granted');
-    test_driver.set_permission({name: 'clipboard-write'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-read'}, 'granted');
+    await test_driver.set_permission({name: 'clipboard-write'}, 'granted');
 
     await navigator.clipboard.writeText(textInput);
     const textOutput = await navigator.clipboard.readText();