ARIA role region is not exposed correct with MSAA+IA2 role

content/browser/accessibility/dump_accessibility_tree_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/files/file_util.h"
@@ skipping 451 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityAriaRow) {
   RunTest(FILE_PATH_LITERAL("aria-row.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityAriaReadonly) {
   RunTest(FILE_PATH_LITERAL("aria-readonly.html"));
 }
 
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityAriaRegion) {
+  RunTest(FILE_PATH_LITERAL("aria-region.html"));
+}
+
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityAriaSort) {
   RunTest(FILE_PATH_LITERAL("aria-sort.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest,
                        AccessibilityAriaSpinButton) {
   RunTest(FILE_PATH_LITERAL("aria-spinbutton.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityAriaTimer) {
@@ skipping 335 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityParam) {
   RunTest(FILE_PATH_LITERAL("param.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityQ) {
   RunTest(FILE_PATH_LITERAL("q.html"));
 }
 
-IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityRegion) {
-  RunTest(FILE_PATH_LITERAL("region.html"));
+IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilitySection) {
+  RunTest(FILE_PATH_LITERAL("section.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilitySelect) {
   RunTest(FILE_PATH_LITERAL("select.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilitySource) {
   RunTest(FILE_PATH_LITERAL("source.html"));
 }
 
@@ skipping 37 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityUl) {
   RunTest(FILE_PATH_LITERAL("ul.html"));
 }
 
 IN_PROC_BROWSER_TEST_F(DumpAccessibilityTreeTest, AccessibilityWbr) {
   RunTest(FILE_PATH_LITERAL("wbr.html"));
 }
 
 }  // namespace content