Switch AccessibilityMode to be a bitmap

content/browser/accessibility/cross_platform_accessibility_browsertest.cc

Index: content/browser/accessibility/cross_platform_accessibility_browsertest.cc
diff --git a/content/browser/accessibility/cross_platform_accessibility_browsertest.cc b/content/browser/accessibility/cross_platform_accessibility_browsertest.cc
index 41851b706dae932a28eebb42b83a9628e4218ee8..e27d0eb67ae79382805354273a96f4ee7acea3c1 100644
--- a/content/browser/accessibility/cross_platform_accessibility_browsertest.cc
+++ b/content/browser/accessibility/cross_platform_accessibility_browsertest.cc
@@ -15,6 +15,7 @@
 #include "content/test/content_browser_test.h"
 #include "content/test/content_browser_test_utils.h"
 #include "ui/accessibility/ax_node.h"
+#include "ui/accessibility/ax_tree.h"
 
 #if defined(OS_WIN)
 #include <atlbase.h>
@@ -39,7 +40,8 @@ class CrossPlatformAccessibilityBrowserTest : public ContentBrowserTest {
   // Tell the renderer to send an accessibility tree, then wait for the
   // notification that it's been received.
   const ui::AXTree& GetAXTree(
-      AccessibilityMode accessibility_mode = AccessibilityModeComplete) {
+      unsigned int accessibility_mode = (AccessibilityModeFlagRenderer |
+                                         AccessibilityModeFlagPlatform)) {
     AccessibilityNotificationWaiter waiter(
         shell(), accessibility_mode, ui::AX_EVENT_LAYOUT_COMPLETE);
     waiter.WaitForNotification();