bind-gen: Update idl file list to add SerialConnectionEvent

Bug: 839389
Change-Id: I87c61a9bfcc0c0b7028d8cf9016323b33dc9af29
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2117670Reviewed-by: Hitoshi Yoshida <peria@chromium.org>
Commit-Queue: Yuki Shiino <yukishiino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#752773}

third_party/blink/renderer/bindings/generated_in_modules.gni

@@ -1343,6 +1343,8 @@ if (!is_android) {
   generated_interface_sources_in_modules += [
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial.cc",
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial.h",
+    "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial_connection_event.cc",
+    "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial_connection_event.h",
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial_port.cc",
     "$root_gen_dir/third_party/blink/renderer/bindings/modules/v8/v8_serial_port.h",
   ]

third_party/blink/renderer/bindings/idl_in_modules.gni

@@ -983,6 +983,8 @@ if (!is_android) {
           [
             "//third_party/blink/renderer/modules/serial/navigator_serial.idl",
             "//third_party/blink/renderer/modules/serial/serial.idl",
+            "//third_party/blink/renderer/modules/serial/serial_connection_event.idl",
+            "//third_party/blink/renderer/modules/serial/serial_connection_event_init.idl",
             "//third_party/blink/renderer/modules/serial/serial_input_signals.idl",
             "//third_party/blink/renderer/modules/serial/serial_options.idl",
             "//third_party/blink/renderer/modules/serial/serial_output_signals.idl",