Scope and clean up uses of AccessibilityMode.

content/browser/accessibility/dump_accessibility_events_browsertest.cc

Index: content/browser/accessibility/dump_accessibility_events_browsertest.cc
diff --git a/content/browser/accessibility/dump_accessibility_events_browsertest.cc b/content/browser/accessibility/dump_accessibility_events_browsertest.cc
index 0f1869ccc78d8edb6d467a999a6e82da5f240705..5e8b017920056d6858f4863f3f398436691e572b 100644
--- a/content/browser/accessibility/dump_accessibility_events_browsertest.cc
+++ b/content/browser/accessibility/dump_accessibility_events_browsertest.cc
@@ -90,8 +90,9 @@ std::vector<std::string> DumpAccessibilityEventsTest::Dump() {
   // block until we've received an accessibility event generated as
   // a result of this function.
   std::unique_ptr<AccessibilityNotificationWaiter> waiter;
-  waiter.reset(new AccessibilityNotificationWaiter(
-      shell()->web_contents(), ACCESSIBILITY_MODE_COMPLETE, ui::AX_EVENT_NONE));
+  waiter.reset(new AccessibilityNotificationWaiter(shell()->web_contents(),
+                                                   AccessibilityMode::kComplete,
+                                                   ui::AX_EVENT_NONE));
 
   web_contents->GetMainFrame()->ExecuteJavaScriptForTests(
       base::ASCIIToUTF16("go()"));
@@ -105,7 +106,7 @@ std::vector<std::string> DumpAccessibilityEventsTest::Dump() {
   // sentinel by calling AccessibilityHitTest and waiting for a HOVER
   // event in response.
   waiter.reset(new AccessibilityNotificationWaiter(shell()->web_contents(),
-                                                   ACCESSIBILITY_MODE_COMPLETE,
+                                                   AccessibilityMode::kComplete,
                                                    ui::AX_EVENT_HOVER));
   BrowserAccessibilityManager* manager =
       web_contents->GetRootBrowserAccessibilityManager();