Forward accessibility events to the automation extension process.

content/public/common/common_param_traits_macros.h

Index: content/public/common/common_param_traits_macros.h
diff --git a/content/public/common/common_param_traits_macros.h b/content/public/common/common_param_traits_macros.h
index 9c8e45377433b7df6bb8e84cf3a35157cff613a9..044343f2079aabe5721ec66683f8c62b9c43a55a 100644
--- a/content/public/common/common_param_traits_macros.h
+++ b/content/public/common/common_param_traits_macros.h
@@ -22,8 +22,11 @@
 #include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebWindowFeatures.h"
+#include "ui/accessibility/ax_node_data.h"
+#include "ui/accessibility/ax_tree_update.h"
 #include "ui/base/page_transition_types.h"
 #include "ui/base/window_open_disposition.h"
+#include "ui/gfx/ipc/gfx_param_traits.h"
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
@@ -244,4 +247,33 @@ IPC_STRUCT_TRAITS_BEGIN(blink::WebWindowFeatures)
   IPC_STRUCT_TRAITS_MEMBER(dialog)
 IPC_STRUCT_TRAITS_END()
 
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXEvent, ui::AX_EVENT_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXRole, ui::AX_ROLE_LAST)
+
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXBoolAttribute, ui::AX_BOOL_ATTRIBUTE_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXFloatAttribute, ui::AX_FLOAT_ATTRIBUTE_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXIntAttribute, ui::AX_INT_ATTRIBUTE_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXIntListAttribute,
+                          ui::AX_INT_LIST_ATTRIBUTE_LAST)
+IPC_ENUM_TRAITS_MAX_VALUE(ui::AXStringAttribute, ui::AX_STRING_ATTRIBUTE_LAST)
+
+IPC_STRUCT_TRAITS_BEGIN(ui::AXNodeData)
+  IPC_STRUCT_TRAITS_MEMBER(id)
+  IPC_STRUCT_TRAITS_MEMBER(role)
+  IPC_STRUCT_TRAITS_MEMBER(state)
+  IPC_STRUCT_TRAITS_MEMBER(location)
+  IPC_STRUCT_TRAITS_MEMBER(string_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(int_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(float_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(bool_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(intlist_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(html_attributes)
+  IPC_STRUCT_TRAITS_MEMBER(child_ids)
+IPC_STRUCT_TRAITS_END()
+
+IPC_STRUCT_TRAITS_BEGIN(ui::AXTreeUpdate)
+  IPC_STRUCT_TRAITS_MEMBER(node_id_to_clear)
+  IPC_STRUCT_TRAITS_MEMBER(nodes)
+IPC_STRUCT_TRAITS_END()
+
 #endif  // CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_MACROS_H_