Scope and clean up uses of AccessibilityMode.

content/browser/accessibility/dump_accessibility_browsertest_base.cc

Index: content/browser/accessibility/dump_accessibility_browsertest_base.cc
diff --git a/content/browser/accessibility/dump_accessibility_browsertest_base.cc b/content/browser/accessibility/dump_accessibility_browsertest_base.cc
index 186652579f2ca0127cc71d0269c0585a75b38ee9..2976698e3ea84163616560c1f85cb21f07e485e1 100644
--- a/content/browser/accessibility/dump_accessibility_browsertest_base.cc
+++ b/content/browser/accessibility/dump_accessibility_browsertest_base.cc
@@ -252,21 +252,17 @@ void DumpAccessibilityTestBase::RunTestForPlatform(
       shell()->web_contents());
 
   if (enable_accessibility_after_navigating_ &&
-      web_contents->GetAccessibilityMode() == AccessibilityModeOff) {
+      web_contents->GetAccessibilityMode().is_mode_off()) {
     // Load the url, then enable accessibility.
     NavigateToURL(shell(), url);
     AccessibilityNotificationWaiter accessibility_waiter(
-        web_contents,
-        ACCESSIBILITY_MODE_COMPLETE,
-        ui::AX_EVENT_NONE);
+        web_contents, kAccessibilityModeComplete, ui::AX_EVENT_NONE);
     accessibility_waiter.WaitForNotification();
   } else {
     // Enable accessibility, then load the test html and wait for the
     // "load complete" AX event.
     AccessibilityNotificationWaiter accessibility_waiter(
-        web_contents,
-        ACCESSIBILITY_MODE_COMPLETE,
-        ui::AX_EVENT_LOAD_COMPLETE);
+        web_contents, kAccessibilityModeComplete, ui::AX_EVENT_LOAD_COMPLETE);
     NavigateToURL(shell(), url);
     accessibility_waiter.WaitForNotification();
   }