hw/acpi: remove unused function acpi_table_add_builtin()

Function acpi_table_add_builtin() is not used anymore.

Remove the definition and declaration.
Signed-off-by: NWei Yang <richardw.yang@linux.intel.com>
Reviewed-by: NPhilippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: NPhilippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: NIgor Mammedov <imammedo@redhat.com>
Message-Id: <20190214084939.20640-3-richardw.yang@linux.intel.com>
Signed-off-by: NLaurent Vivier <laurent@vivier.eu>

hw/acpi/core.c

@@ -309,12 +309,6 @@ out:
 
 static bool acpi_table_builtin = false;
 
-void acpi_table_add_builtin(const QemuOpts *opts, Error **errp)
-{
-    acpi_table_builtin = true;
-    acpi_table_add(opts, errp);
-}
-
 unsigned acpi_table_len(void *current)
 {
     struct acpi_table_header *hdr = current - sizeof(hdr->_length);

include/hw/acpi/acpi.h

@@ -190,7 +190,6 @@ uint8_t *acpi_table_first(void);
 uint8_t *acpi_table_next(uint8_t *current);
 unsigned acpi_table_len(void *current);
 void acpi_table_add(const QemuOpts *opts, Error **errp);
-void acpi_table_add_builtin(const QemuOpts *opts, Error **errp);
 
 typedef struct AcpiSlicOem AcpiSlicOem;
 struct AcpiSlicOem {