Switch to standard integer types in ui/.

ui/accessibility/ax_serializable_tree.cc

Index: ui/accessibility/ax_serializable_tree.cc
diff --git a/ui/accessibility/ax_serializable_tree.cc b/ui/accessibility/ax_serializable_tree.cc
index c5542c95ab06df1f589455fa508acb882e34dfd2..9244c7f75c2f976316b6b12587fe3604a6c05df8 100644
--- a/ui/accessibility/ax_serializable_tree.cc
+++ b/ui/accessibility/ax_serializable_tree.cc
@@ -4,6 +4,8 @@
 
 #include "ui/accessibility/ax_serializable_tree.h"
 
+#include <stdint.h>
+
 #include "ui/accessibility/ax_node.h"
 
 namespace ui {
@@ -25,9 +27,9 @@ class AX_EXPORT AXTreeSourceAdapter
 
   AXNode* GetRoot() const override { return tree_->root(); }
 
-  AXNode* GetFromId(int32 id) const override { return tree_->GetFromId(id); }
+  AXNode* GetFromId(int32_t id) const override { return tree_->GetFromId(id); }
 
-  int32 GetId(const AXNode* node) const override { return node->id(); }
+  int32_t GetId(const AXNode* node) const override { return node->id(); }
 
   void GetChildren(const AXNode* node,
                    std::vector<const AXNode*>* out_children) const override {