Pass accessible location change messages to the automation API.

chrome/browser/extensions/api/automation_internal/automation_internal_api.cc

 // Copyright 2014 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 "chrome/browser/extensions/api/automation_internal/automation_internal_api.h"
 
 #include <stdint.h>
 
 #include <vector>
 
@@ skipping 185 matching lines @@
 class AutomationWebContentsObserver
     : public content::WebContentsObserver,
       public content::WebContentsUserData<AutomationWebContentsObserver> {
  public:
   ~AutomationWebContentsObserver() override {}
 
   // content::WebContentsObserver overrides.
   void AccessibilityEventReceived(
       const std::vector<content::AXEventNotificationDetails>& details)
       override {
-    std::vector<content::AXEventNotificationDetails>::const_iterator iter =
-        details.begin();
-    for (; iter != details.end(); ++iter) {
-      const content::AXEventNotificationDetails& event = *iter;
+    for (const auto& event : details) {

[aboxhall, 2016/08/22 19:48:38]

yay

       ExtensionMsg_AccessibilityEventParams params;
       params.tree_id = event.ax_tree_id;
       params.id = event.id;
       params.event_type = event.event_type;
       params.update = event.update;
       params.location_offset =
           web_contents()->GetContainerBounds().OffsetFromOrigin();
 
       AutomationEventRouter* router = AutomationEventRouter::GetInstance();
       router->DispatchAccessibilityEvent(params);
     }
   }
 
+  void AccessibilityLocationChangesReceived(
+      const std::vector<content::AXLocationChangeNotificationDetails>& details)
+      override {
+    for (const auto& src : details) {
+      ExtensionMsg_AccessibilityLocationChangeParams dst;
+      dst.id = src.id;
+      dst.tree_id = src.ax_tree_id;
+      dst.new_location = src.new_location;
+      AutomationEventRouter* router = AutomationEventRouter::GetInstance();
+      router->DispatchAccessibilityLocationChange(dst);
+    }
+  }
+
   void RenderFrameDeleted(
       content::RenderFrameHost* render_frame_host) override {
     int tree_id = render_frame_host->GetAXTreeID();
     AutomationEventRouter::GetInstance()->DispatchTreeDestroyedEvent(
         tree_id,
         browser_context_);
   }
 
  private:
   friend class content::WebContentsUserData<AutomationWebContentsObserver>;
@@ skipping 218 matching lines @@
   if (!error.empty()) {
     Respond(Error(error));
     return;
   }
 
   Respond(
       OneArgument(base::MakeUnique<base::FundamentalValue>(result_acc_obj_id)));
 }
 
 }  // namespace extensions