Revert of Update json_schema_compiler to handle the Automation extension API

chrome/renderer/extensions/automation_internal_custom_bindings.cc

Index: chrome/renderer/extensions/automation_internal_custom_bindings.cc
diff --git a/chrome/renderer/extensions/automation_internal_custom_bindings.cc b/chrome/renderer/extensions/automation_internal_custom_bindings.cc
index e56944b1f4928389aae3fb68e502e1dc620804e8..1cc6e97f6b25c7f74e466e7cf67c163c358d9cc8 100644
--- a/chrome/renderer/extensions/automation_internal_custom_bindings.cc
+++ b/chrome/renderer/extensions/automation_internal_custom_bindings.cc
@@ -30,6 +30,20 @@
 namespace extensions {
 
 namespace {
+
+// Helper to convert an enum to a V8 object.
+template <typename EnumType>
+v8::Local<v8::Object> ToEnumObject(v8::Isolate* isolate,
+                                   EnumType start_after,
+                                   EnumType end_at) {
+  v8::Local<v8::Object> object = v8::Object::New(isolate);
+  for (int i = start_after + 1; i <= end_at; ++i) {
+    v8::Local<v8::String> value = v8::String::NewFromUtf8(
+        isolate, ui::ToString(static_cast<EnumType>(i)).c_str());
+    object->Set(value, value);
+  }
+  return object;
+}
 
 void ThrowInvalidArgumentsException(
     AutomationInternalCustomBindings* automation_bindings) {
@@ -703,14 +717,6 @@
 
         result.Set(v8::String::NewFromUtf8(isolate, attr_value.c_str()));
       });
-  RouteNodeIDFunction(
-      "GetNameFrom", [](v8::Isolate* isolate, v8::ReturnValue<v8::Value> result,
-                        TreeCache* cache, ui::AXNode* node) {
-        ui::AXNameFrom name_from = static_cast<ui::AXNameFrom>(
-            node->data().GetIntAttribute(ui::AX_ATTR_NAME_FROM));
-        std::string name_from_str = ui::ToString(name_from);
-        result.Set(v8::String::NewFromUtf8(isolate, name_from_str.c_str()));
-      });
 }
 
 AutomationInternalCustomBindings::~AutomationInternalCustomBindings() {}
@@ -774,6 +780,22 @@
 void AutomationInternalCustomBindings::GetSchemaAdditions(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   v8::Local<v8::Object> additions = v8::Object::New(GetIsolate());
+
+  additions->Set(
+      v8::String::NewFromUtf8(GetIsolate(), "EventType"),
+      ToEnumObject(GetIsolate(), ui::AX_EVENT_NONE, ui::AX_EVENT_LAST));
+
+  additions->Set(
+      v8::String::NewFromUtf8(GetIsolate(), "RoleType"),
+      ToEnumObject(GetIsolate(), ui::AX_ROLE_NONE, ui::AX_ROLE_LAST));
+
+  additions->Set(
+      v8::String::NewFromUtf8(GetIsolate(), "StateType"),
+      ToEnumObject(GetIsolate(), ui::AX_STATE_NONE, ui::AX_STATE_LAST));
+
+  additions->Set(
+      v8::String::NewFromUtf8(GetIsolate(), "TreeChangeType"),
+      ToEnumObject(GetIsolate(), ui::AX_MUTATION_NONE, ui::AX_MUTATION_LAST));
 
   v8::Local<v8::Object> name_from_type(v8::Object::New(GetIsolate()));
   for (int i = ui::AX_NAME_FROM_NONE; i <= ui::AX_NAME_FROM_LAST; ++i) {