[Autofill] Migrate ChromePasswordManagerClient<-->PasswordGenerationAgent IPCs to mojo.

components/autofill/content/common/autofill_message_generator.h

Index: components/autofill/content/common/autofill_message_generator.h
diff --git a/components/autofill/content/common/autofill_message_generator.h b/components/autofill/content/common/autofill_message_generator.h
index 2c428f1d646cb8b476561cc41e6b71e21edb87a2..46f0e0c01a2357db5e6957059382333206c6e654 100644
--- a/components/autofill/content/common/autofill_message_generator.h
+++ b/components/autofill/content/common/autofill_message_generator.h
@@ -4,4 +4,36 @@
 
 // Multiply-included file, hence no include guard.
 
-#include "components/autofill/content/common/autofill_messages.h"
+#include "components/autofill/content/common/autofill_param_traits_macros.h"
+#include "components/autofill/core/common/form_field_data.h"
+#include "ipc/ipc_message_macros.h"
+#include "ipc/ipc_message_utils.h"
+
+IPC_ENUM_TRAITS_MAX_VALUE(autofill::FormFieldData::CheckStatus,
+                          autofill::FormFieldData::CheckStatus::CHECKED)
+
+IPC_ENUM_TRAITS_MAX_VALUE(autofill::FormFieldData::RoleAttribute,
+                          autofill::FormFieldData::ROLE_ATTRIBUTE_OTHER)
+
+IPC_ENUM_TRAITS_MAX_VALUE(base::i18n::TextDirection,
+                          base::i18n::TEXT_DIRECTION_NUM_DIRECTIONS - 1)
+
+IPC_STRUCT_TRAITS_BEGIN(autofill::FormFieldData)
+  IPC_STRUCT_TRAITS_MEMBER(label)
+  IPC_STRUCT_TRAITS_MEMBER(name)
+  IPC_STRUCT_TRAITS_MEMBER(value)
+  IPC_STRUCT_TRAITS_MEMBER(form_control_type)
+  IPC_STRUCT_TRAITS_MEMBER(autocomplete_attribute)
+  IPC_STRUCT_TRAITS_MEMBER(placeholder)
+  IPC_STRUCT_TRAITS_MEMBER(role)
+  IPC_STRUCT_TRAITS_MEMBER(max_length)
+  IPC_STRUCT_TRAITS_MEMBER(is_autofilled)
+  IPC_STRUCT_TRAITS_MEMBER(check_status)
+  IPC_STRUCT_TRAITS_MEMBER(is_focusable)
+  IPC_STRUCT_TRAITS_MEMBER(should_autocomplete)
+  IPC_STRUCT_TRAITS_MEMBER(text_direction)
+  IPC_STRUCT_TRAITS_MEMBER(option_values)
+  IPC_STRUCT_TRAITS_MEMBER(option_contents)
+  IPC_STRUCT_TRAITS_MEMBER(css_classes)
+  IPC_STRUCT_TRAITS_MEMBER(properties_mask)
+IPC_STRUCT_TRAITS_END()