Ensure same invocation order as creation order for SpellCheckRequests

third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html

Index: third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html
diff --git a/third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html b/third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html
index 73bcd3bb94ad478b0b10a8884be5b14278f9ea3b..0ae70d9c9286e10bb2a30aa9c45b2ecc730e3de2 100644
--- a/third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html
+++ b/third_party/WebKit/LayoutTests/editing/spelling/spellcheck-queue.html
@@ -41,4 +41,26 @@ spellcheck_test(
     '</div>'
   ].join(''),
   'Spellchecker handles multiple requests.');
+
+// Regression test for crbug.com/681760
+spellcheck_test(
+  [
+    '<textarea id="textarea1"></textarea>',
+    '<textarea id="textarea2"></textarea>'
+  ].join(''),
+  document => {
+    const textarea1 = document.getElementById('textarea1');
+    const textarea2 = document.getElementById('textarea2');
+    textarea1.focus();
+    document.execCommand('insertText', false, 'foo.');
+    textarea2.focus();
+    document.execCommand('insertText', false, 'baz.');
+    textarea1.focus();
+    document.execCommand('insertText', false, 'zz.');
+  },
+  [
+    '<textarea id="textarea1">#foo#.#zz#.</textarea>',
+    '<textarea id="textarea2">#baz#.</textarea>'
+  ].join(''),
+  'Spellchecker invokes requests in sequence order.');
 </script>