Track all changed nodes during an update

chrome/renderer/extensions/automation_internal_custom_bindings.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/renderer/extensions/automation_internal_custom_bindings.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 1106 matching lines @@
   v8::HandleScope handle_scope(isolate);
   v8::Context::Scope context_scope(context()->v8_context());
   v8::Local<v8::Array> args(v8::Array::New(GetIsolate(), 1U));
   v8::Local<v8::Object> event_params(v8::Object::New(GetIsolate()));
   event_params->Set(CreateV8String(isolate, "treeID"),
                     v8::Integer::New(GetIsolate(), params.tree_id));
   event_params->Set(CreateV8String(isolate, "targetID"),
                     v8::Integer::New(GetIsolate(), params.id));
   event_params->Set(CreateV8String(isolate, "eventType"),
                     CreateV8String(isolate, ToString(params.event_type)));
+  event_params->Set(CreateV8String(isolate, "eventFrom"),
+                    CreateV8String(isolate, ToString(params.event_from)));
   args->Set(0U, event_params);
   context()->DispatchEvent("automationInternal.onAccessibilityEvent", args);
 }
 
 void AutomationInternalCustomBindings::OnAccessibilityLocationChange(
     const ExtensionMsg_AccessibilityLocationChangeParams& params) {
   int tree_id = params.tree_id;
   auto iter = tree_id_to_tree_cache_map_.find(tree_id);
   if (iter == tree_id_to_tree_cache_map_.end())
     return;
@@ skipping 213 matching lines @@
   v8::Local<v8::Array> args(v8::Array::New(GetIsolate(), 2U));
   args->Set(0U, v8::Integer::New(GetIsolate(), tree_id));
   v8::Local<v8::Array> nodes(v8::Array::New(GetIsolate(), ids.size()));
   args->Set(1U, nodes);
   for (size_t i = 0; i < ids.size(); ++i)
     nodes->Set(i, v8::Integer::New(GetIsolate(), ids[i]));
   context()->DispatchEvent("automationInternal.onNodesRemoved", args);
 }
 
 }  // namespace extensions