Fix accessibility with out-of-process iframes.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index d247d1755bf34d41327850ca5e3385fad6fa247f..ea3062f67a11b1522f51e85eda903a5b0c32e7d5 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -1343,12 +1343,6 @@ void RenderFrameHostImpl::OnAccessibilityEvents(
   AccessibilityMode accessibility_mode = delegate_->GetAccessibilityMode();
   if ((accessibility_mode != AccessibilityModeOff) && view &&
       RenderFrameHostImpl::IsRFHStateActive(rfh_state())) {
-    if (accessibility_mode & AccessibilityModeFlagPlatform) {
-      GetOrCreateBrowserAccessibilityManager();
-      if (browser_accessibility_manager_)
-        browser_accessibility_manager_->OnAccessibilityEvents(params);
-    }
-
     if (browser_accessibility_manager_) {
       // Get the frame routing ids from out-of-process iframes and
       // browser plugin instance ids from guests and update the mappings in
@@ -1362,6 +1356,12 @@ void RenderFrameHostImpl::OnAccessibilityEvents(
       }
     }
 
+    if (accessibility_mode & AccessibilityModeFlagPlatform) {
+      GetOrCreateBrowserAccessibilityManager();
+      if (browser_accessibility_manager_)
+        browser_accessibility_manager_->OnAccessibilityEvents(params);
+    }
+
     // Send the updates to the automation extension API.
     std::vector<AXEventNotificationDetails> details;
     details.reserve(params.size());