Move some AX attrs from AXNodeData to AXTreeData.

content/browser/accessibility/browser_accessibility_manager_auralinux.cc

Index: content/browser/accessibility/browser_accessibility_manager_auralinux.cc
diff --git a/content/browser/accessibility/browser_accessibility_manager_auralinux.cc b/content/browser/accessibility/browser_accessibility_manager_auralinux.cc
index 45645f5a6ce0d1516d2a9611644e670bde452c64..ffded43e8814cdab3b44bd9f5fb7a289cbe4ac04 100644
--- a/content/browser/accessibility/browser_accessibility_manager_auralinux.cc
+++ b/content/browser/accessibility/browser_accessibility_manager_auralinux.cc
@@ -11,7 +11,7 @@ namespace content {
 
 // static
 BrowserAccessibilityManager* BrowserAccessibilityManager::Create(
-    const SimpleAXTreeUpdate& initial_tree,
+    const ui::AXTreeUpdate& initial_tree,
     BrowserAccessibilityDelegate* delegate,
     BrowserAccessibilityFactory* factory) {
   return new BrowserAccessibilityManagerAuraLinux(nullptr, initial_tree,
@@ -25,7 +25,7 @@ BrowserAccessibilityManager::ToBrowserAccessibilityManagerAuraLinux() {
 
 BrowserAccessibilityManagerAuraLinux::BrowserAccessibilityManagerAuraLinux(
     AtkObject* parent_object,
-    const SimpleAXTreeUpdate& initial_tree,
+    const ui::AXTreeUpdate& initial_tree,
     BrowserAccessibilityDelegate* delegate,
     BrowserAccessibilityFactory* factory)
     : BrowserAccessibilityManager(delegate, factory),
@@ -37,13 +37,13 @@ BrowserAccessibilityManagerAuraLinux::~BrowserAccessibilityManagerAuraLinux() {
 }
 
 // static
-SimpleAXTreeUpdate
+ui::AXTreeUpdate
     BrowserAccessibilityManagerAuraLinux::GetEmptyDocument() {
   ui::AXNodeData empty_document;
   empty_document.id = 0;
   empty_document.role = ui::AX_ROLE_ROOT_WEB_AREA;
   empty_document.state = 1 << ui::AX_STATE_READ_ONLY;
-  SimpleAXTreeUpdate update;
+  ui::AXTreeUpdate update;
   update.nodes.push_back(empty_document);
   return update;
 }